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68674614046 = 243991780553
BaseRepresentation
bin111111111101010100…
…110111001100011110
320120021001101212010221
4333331110313030132
52111121200122141
651314303151554
74650551405443
oct777524671436
9216231355127
1068674614046
1127141035a85
1211386ba55ba
1366259918cc
1434769a79ca
151bbe0a8bd1
hexffd53731e

68674614046 has 8 divisors (see below), whose sum is σ = 103014394704. Its totient is φ = 34336482480.

The previous prime is 68674613983. The next prime is 68674614083. The reversal of 68674614046 is 64041647686.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×686746140462 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 68674613984 and 68674614002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302295 + ... + 478258.

It is an arithmetic number, because the mean of its divisors is an integer number (12876799338).

Almost surely, 268674614046 is an apocalyptic number.

68674614046 is a deficient number, since it is larger than the sum of its proper divisors (34339780658).

68674614046 is a wasteful number, since it uses less digits than its factorization.

68674614046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824546.

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 68674614046 in words is "sixty-eight billion, six hundred seventy-four million, six hundred fourteen thousand, forty-six".

Divisors: 1 2 43991 87982 780553 1561106 34337307023 68674614046