11525544124 has 12 divisors (see below), whose sum is σ = 20865209400. Its totient is φ = 5564055728.

The previous prime is 11525544103. The next prime is 11525544139. The reversal of 11525544124 is 42144552511.

It is a self number, because there is not a number n which added to its sum of digits gives 11525544124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49678954 + ... + 49679185.

It is an arithmetic number, because the mean of its divisors is an integer number (1738767450).

Almost surely, 2^11525544124 is an apocalyptic number.

It is an amenable number.

11525544124 is a deficient number, since it is larger than the sum of its proper divisors (9339665276).

11525544124 is a wasteful number, since it uses less digits than its factorization.

11525544124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99358172 (or 99358170 counting only the distinct ones).

The product of its digits is 32000, while the sum is 34.

The spelling of 11525544124 in words is "eleven billion, five hundred twenty-five million, five hundred forty-four thousand, one hundred twenty-four".