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674634675468 = 2231320219213887
BaseRepresentation
bin10011101000100110101…
…11000011010100001100
32101111100110011101212210
421310103113003110030
542023122434103333
61233531202230420
766512035061025
oct11642327032414
92344313141783
10674634675468
11240124760976
12aa8b9955410
134b805343280
142491c621c4c
15128372c0a63
hex9d135c350c

674634675468 has 48 divisors (see below), whose sum is σ = 1695327621120. Its totient is φ = 207568663104.

The previous prime is 674634675467. The next prime is 674634675479. The reversal of 674634675468 is 864576436476.

It is a junction number, because it is equal to n+sod(n) for n = 674634675399 and 674634675408.

It is not an unprimeable number, because it can be changed into a prime (674634675461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3047221 + ... + 3261107.

It is an arithmetic number, because the mean of its divisors is an integer number (35319325440).

Almost surely, 2674634675468 is an apocalyptic number.

It is an amenable number.

674634675468 is an abundant number, since it is smaller than the sum of its proper divisors (1020692945652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674634675468 is a wasteful number, since it uses less digits than its factorization.

674634675468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234126 (or 234124 counting only the distinct ones).

The product of its digits is 487710720, while the sum is 66.

The spelling of 674634675468 in words is "six hundred seventy-four billion, six hundred thirty-four million, six hundred seventy-five thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 20219 40438 60657 80876 121314 213887 242628 262847 427774 525694 641661 788541 855548 1051388 1283322 1577082 2566644 2780531 3154164 5561062 8341593 11122124 16683186 33366372 4324581253 8649162506 12973743759 17298325012 25947487518 51894975036 56219556289 112439112578 168658668867 224878225156 337317337734 674634675468