5111969625 has 96 divisors (see below), whose sum is σ = 10559487744. Its totient is φ = 2330726400.

The previous prime is 5111969609. The next prime is 5111969689. The reversal of 5111969625 is 5269691115.

It is a happy number.

5111969625 is a `hidden beast` number, since 5 + 1 + 1 + 19 + 6 + 9 + 625 = 666.

It is not a de Polignac number, because 5111969625 - 2⁴ = 5111969609 is a prime.

It is a super-2 number, since 2×5111969625² = 52264466893845281250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4433049 + ... + 4434201.

It is an arithmetic number, because the mean of its divisors is an integer number (109994664).

Almost surely, 2^5111969625 is an apocalyptic number.

It is an amenable number.

5111969625 is an abundant number, since it is smaller than the sum of its proper divisors (5447518119).

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

5111969625 is a wasteful number, since it uses less digits than its factorization.

5111969625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1744 (or 1731 counting only the distinct ones).

The product of its digits is 145800, while the sum is 45.

The square root of 5111969625 is about 71498.0393087810. The cubic root of 5111969625 is about 1722.6461910113.

The spelling of 5111969625 in words is "five billion, one hundred eleven million, nine hundred sixty-nine thousand, six hundred twenty-five".