11552525156 has 6 divisors (see below), whose sum is σ = 20216919030. Its totient is φ = 5776262576.

The previous prime is 11552525143. The next prime is 11552525177. The reversal of 11552525156 is 65152525511.

It can be written as a sum of positive squares in only one way, i.e., 9674689600 + 1877835556 = 98360^2 + 43334^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1444065641 + ... + 1444065648.

It is an arithmetic number, because the mean of its divisors is an integer number (3369486505).

Almost surely, 2^11552525156 is an apocalyptic number.

It is an amenable number.

11552525156 is a deficient number, since it is larger than the sum of its proper divisors (8664393874).

11552525156 is a wasteful number, since it uses less digits than its factorization.

11552525156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888131293 (or 2888131291 counting only the distinct ones).

The product of its digits is 75000, while the sum is 38.

The spelling of 11552525156 in words is "eleven billion, five hundred fifty-two million, five hundred twenty-five thousand, one hundred fifty-six".