11551542062532 has 24 divisors (see below), whose sum is σ = 28372208575200. Its totient is φ = 3647855388096.

The previous prime is 11551542062509. The next prime is 11551542062563. The reversal of 11551542062532 is 23526024515511.

It is a happy 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, 25332328857 + ... + 25332329312.

It is an arithmetic number, because the mean of its divisors is an integer number (1182175357300).

Almost surely, 2^{11551542062532} is an apocalyptic number.

11551542062532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11551542062532 is an abundant number, since it is smaller than the sum of its proper divisors (16820666512668).

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

11551542062532 is a wasteful number, since it uses less digits than its factorization.

11551542062532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50664658195 (or 50664658193 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 42.

The spelling of 11551542062532 in words is "eleven trillion, five hundred fifty-one billion, five hundred forty-two million, sixty-two thousand, five hundred thirty-two".