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6884968885488 = 243247812283927
BaseRepresentation
bin110010000110000100000…
…0111111110110011110000
3220101012022022121220100200
41210030020013332303300
51400300404013313423
622350524441315200
71310264642632341
oct144141007766360
926335268556320
106884968885488
112214998499461
1293242a195b00
133ac3329c77b5
1419b33cbb20c8
15be161aa5d43
hex643081fecf0

6884968885488 has 30 divisors (see below), whose sum is σ = 19268350422984. Its totient is φ = 2294989628448.

The previous prime is 6884968885429. The next prime is 6884968885519. The reversal of 6884968885488 is 8845888694886.

6884968885488 is a `hidden beast` number, since 6 + 8 + 8 + 49 + 6 + 8 + 8 + 85 + 488 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6884968885398 and 6884968885407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23906141820 + ... + 23906142107.

Almost surely, 26884968885488 is an apocalyptic number.

It is an amenable number.

6884968885488 is an abundant number, since it is smaller than the sum of its proper divisors (12383381537496).

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

6884968885488 is a wasteful number, since it uses less digits than its factorization.

6884968885488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47812283941 (or 47812283932 counting only the distinct ones).

The product of its digits is 54358179840, while the sum is 90.

The spelling of 6884968885488 in words is "six trillion, eight hundred eighty-four billion, nine hundred sixty-eight million, eight hundred eighty-five thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 47812283927 95624567854 143436851781 191249135708 286873703562 382498271416 430310555343 573747407124 764996542832 860621110686 1147494814248 1721242221372 2294989628496 3442484442744 6884968885488