11499734925 has 72 divisors (see below), whose sum is σ = 24563320704. Its totient is φ = 5028439680.

The previous prime is 11499734867. The next prime is 11499734951. The reversal of 11499734925 is 52943799411.

11499734925 is a `hidden beast` number, since 1 + 149 + 9 + 7 + 3 + 492 + 5 = 666.

It is not a de Polignac number, because 11499734925 - 2⁸ = 11499734669 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 122502 + ... + 194951.

It is an arithmetic number, because the mean of its divisors is an integer number (341157232).

Almost surely, 2^11499734925 is an apocalyptic number.

11499734925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11499734925 is an abundant number, since it is smaller than the sum of its proper divisors (13063585779).

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

11499734925 is a wasteful number, since it uses less digits than its factorization.

11499734925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317499 (or 317491 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The spelling of 11499734925 in words is "eleven billion, four hundred ninety-nine million, seven hundred thirty-four thousand, nine hundred twenty-five".