10105651656 has 48 divisors (see below), whose sum is σ = 27543831900. Its totient is φ = 3347091072.

The previous prime is 10105651627. The next prime is 10105651667. The reversal of 10105651656 is 65615650101.

It can be written as a sum of positive squares in 2 ways, for example, as 9171126756 + 934524900 = 95766^2 + 30570^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 10105651656.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 435691 + ... + 458298.

Almost surely, 2^10105651656 is an apocalyptic number.

It is an amenable number.

10105651656 is an abundant number, since it is smaller than the sum of its proper divisors (17438180244).

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

10105651656 is a wasteful number, since it uses less digits than its factorization.

10105651656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894158 (or 894151 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 10105651656 in words is "ten billion, one hundred five million, six hundred fifty-one thousand, six hundred fifty-six".