10261511056 has 40 divisors (see below), whose sum is σ = 20375017344. Its totient is φ = 5003806080.

The previous prime is 10261511017. The next prime is 10261511087. The reversal of 10261511056 is 65011516201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454761 + ... + 476791.

Almost surely, 2^10261511056 is an apocalyptic number.

10261511056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10261511056 is a deficient number, since it is larger than the sum of its proper divisors (10113506288).

10261511056 is a wasteful number, since it uses less digits than its factorization.

10261511056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22759 (or 22753 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The spelling of 10261511056 in words is "ten billion, two hundred sixty-one million, five hundred eleven thousand, fifty-six".