8726204428956 has 144 divisors (see below), whose sum is σ = 26500823707904. Its totient is φ = 2459047683456.

The previous prime is 8726204428847. The next prime is 8726204428957. The reversal of 8726204428956 is 6598244026278.

8726204428956 is a `hidden beast` number, since 8 + 7 + 2 + 62 + 0 + 442 + 89 + 56 = 666.

It is a super-2 number, since 2×8726204428956² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 8726204428893 and 8726204428902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8726204428957) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8287630 + ... + 9281013.

Almost surely, 2^{8726204428956} is an apocalyptic number.

It is an amenable number.

8726204428956 is an abundant number, since it is smaller than the sum of its proper divisors (17774619278948).

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

8726204428956 is a wasteful number, since it uses less digits than its factorization.

8726204428956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17568742 (or 17568728 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 63.

The spelling of 8726204428956 in words is "eight trillion, seven hundred twenty-six billion, two hundred four million, four hundred twenty-eight thousand, nine hundred fifty-six".