10765215690 has 32 divisors (see below), whose sum is σ = 25896217536. Its totient is φ = 2864090880.

The previous prime is 10765215647. The next prime is 10765215691. The reversal of 10765215690 is 9651256701.

It is a super-2 number, since 2×10765215690² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10765215691) 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, 401376 + ... + 427355.

It is an arithmetic number, because the mean of its divisors is an integer number (809256798).

Almost surely, 2^10765215690 is an apocalyptic number.

10765215690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10765215690 is an abundant number, since it is smaller than the sum of its proper divisors (15131001846).

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

10765215690 is a wasteful number, since it uses less digits than its factorization.

10765215690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829174.

The product of its (nonzero) digits is 113400, while the sum is 42.

The spelling of 10765215690 in words is "ten billion, seven hundred sixty-five million, two hundred fifteen thousand, six hundred ninety".