10501816688 has 40 divisors (see below), whose sum is σ = 22224760560. Its totient is φ = 4767587840.

The previous prime is 10501816643. The next prime is 10501816697. The reversal of 10501816688 is 88661810501.

It is a super-2 number, since 2×10501816688² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent 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, 105506 + ... + 179262.

It is an arithmetic number, because the mean of its divisors is an integer number (555619014).

Almost surely, 2^10501816688 is an apocalyptic number.

It is an amenable number.

10501816688 is an abundant number, since it is smaller than the sum of its proper divisors (11722943872).

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

10501816688 is a wasteful number, since it uses less digits than its factorization.

10501816688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74585 (or 74579 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 44.

The spelling of 10501816688 in words is "ten billion, five hundred one million, eight hundred sixteen thousand, six hundred eighty-eight".