11527728902 has 16 divisors (see below), whose sum is σ = 17492684832. Its totient is φ = 5696989440.

The previous prime is 11527728899. The next prime is 11527728911. The reversal of 11527728902 is 20982772511.

It is a super-2 number, since 2×11527728902² (a number of 21 digits) contains 22 as substring.

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, 111527 + ... + 188397.

It is an arithmetic number, because the mean of its divisors is an integer number (1093292802).

Almost surely, 2^11527728902 is an apocalyptic number.

11527728902 is a deficient number, since it is larger than the sum of its proper divisors (5964955930).

11527728902 is an equidigital number, since it uses as much as digits as its factorization.

11527728902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77743.

The product of its (nonzero) digits is 141120, while the sum is 44.

The spelling of 11527728902 in words is "eleven billion, five hundred twenty-seven million, seven hundred twenty-eight thousand, nine hundred two".