11551889036 has 6 divisors (see below), whose sum is σ = 20215805820. Its totient is φ = 5775944516.

The previous prime is 11551889023. The next prime is 11551889051. The reversal of 11551889036 is 63098815511.

It is a super-2 number, since 2×11551889036² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443986126 + ... + 1443986133.

It is an arithmetic number, because the mean of its divisors is an integer number (3369300970).

Almost surely, 2^11551889036 is an apocalyptic number.

It is an amenable number.

11551889036 is a deficient number, since it is larger than the sum of its proper divisors (8663916784).

11551889036 is a wasteful number, since it uses less digits than its factorization.

11551889036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2887972263 (or 2887972261 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 47.

The spelling of 11551889036 in words is "eleven billion, five hundred fifty-one million, eight hundred eighty-nine thousand, thirty-six".