11402516525 has 24 divisors (see below), whose sum is σ = 14763474720. Its totient is φ = 8725088960.

The previous prime is 11402516497. The next prime is 11402516591. The reversal of 11402516525 is 52561520411.

It is not a de Polignac number, because 11402516525 - 2²⁰ = 11401467949 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11402516491 and 11402516500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4082 + ... + 151068.

It is an arithmetic number, because the mean of its divisors is an integer number (615144780).

Almost surely, 2^11402516525 is an apocalyptic number.

It is an amenable number.

11402516525 is a deficient number, since it is larger than the sum of its proper divisors (3360958195).

11402516525 is a wasteful number, since it uses less digits than its factorization.

11402516525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147133 (or 147128 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 11402516525 in words is "eleven billion, four hundred two million, five hundred sixteen thousand, five hundred twenty-five".