11525851953 has 96 divisors (see below), whose sum is σ = 22158489600. Its totient is φ = 5591980800.

The previous prime is 11525851951. The next prime is 11525851963. The reversal of 11525851953 is 35915852511.

11525851953 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 585 + 19 + 53 = 666.

It is not a de Polignac number, because 11525851953 - 2¹ = 11525851951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11525851899 and 11525851908.

It is not an unprimeable number, because it can be changed into a prime (11525851951) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 928693 + ... + 941021.

It is an arithmetic number, because the mean of its divisors is an integer number (230817600).

Almost surely, 2^11525851953 is an apocalyptic number.

It is an amenable number.

11525851953 is a deficient number, since it is larger than the sum of its proper divisors (10632637647).

11525851953 is a wasteful number, since it uses less digits than its factorization.

11525851953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12443 (or 12440 counting only the distinct ones).

The product of its digits is 270000, while the sum is 45.

The spelling of 11525851953 in words is "eleven billion, five hundred twenty-five million, eight hundred fifty-one thousand, nine hundred fifty-three".