10501015660 has 48 divisors (see below), whose sum is σ = 22363387200. Its totient is φ = 4141389824.

The previous prime is 10501015649. The next prime is 10501015669. The reversal of 10501015660 is 6651010501.

It is a super-2 number, since 2×10501015660² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10501015669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630804 + ... + 647236.

It is an arithmetic number, because the mean of its divisors is an integer number (465903900).

Almost surely, 2^10501015660 is an apocalyptic number.

10501015660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10501015660 is an abundant number, since it is smaller than the sum of its proper divisors (11862371540).

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

10501015660 is a wasteful number, since it uses less digits than its factorization.

10501015660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16890 (or 16888 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 10501015660 in words is "ten billion, five hundred one million, fifteen thousand, six hundred sixty".