11626890225 has 96 divisors (see below), whose sum is σ = 20366315520. Its totient is φ = 5844960000.

The previous prime is 11626890217. The next prime is 11626890239. The reversal of 11626890225 is 52209862611.

It is not a de Polignac number, because 11626890225 - 2³ = 11626890217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15732906 + ... + 15733644.

It is an arithmetic number, because the mean of its divisors is an integer number (212149120).

Almost surely, 2^11626890225 is an apocalyptic number.

11626890225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11626890225 is a deficient number, since it is larger than the sum of its proper divisors (8739425295).

11626890225 is a wasteful number, since it uses less digits than its factorization.

11626890225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951 (or 946 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 11626890225 in words is "eleven billion, six hundred twenty-six million, eight hundred ninety thousand, two hundred twenty-five".