11572047536 has 40 divisors (see below), whose sum is σ = 26450402304. Its totient is φ = 4799465280.

The previous prime is 11572047511. The next prime is 11572047547. The reversal of 11572047536 is 63574027511.

It is a junction number, because it is equal to n+sod(n) for n = 11572047493 and 11572047502.

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, 1663010 + ... + 1669953.

Almost surely, 2^11572047536 is an apocalyptic number.

11572047536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11572047536 is an abundant number, since it is smaller than the sum of its proper divisors (14878354768).

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

11572047536 is a wasteful number, since it uses less digits than its factorization.

11572047536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333009 (or 3333003 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 11572047536 in words is "eleven billion, five hundred seventy-two million, forty-seven thousand, five hundred thirty-six".