5156556625 has 16 divisors (see below), whose sum is σ = 7020419328. Its totient is φ = 3750222000.

The previous prime is 5156556617. The next prime is 5156556659. The reversal of 5156556625 is 5266556515.

It is not a de Polignac number, because 5156556625 - 2³ = 5156556617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1873737 + ... + 1876486.

It is an arithmetic number, because the mean of its divisors is an integer number (438776208).

Almost surely, 2^5156556625 is an apocalyptic number.

5156556625 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5156556625 is a deficient number, since it is larger than the sum of its proper divisors (1863862703).

5156556625 is a wasteful number, since it uses less digits than its factorization.

5156556625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3750249 (or 3750239 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 46.

The square root of 5156556625 is about 71809.1681124353. The cubic root of 5156556625 is about 1727.6400518102.

The spelling of 5156556625 in words is "five billion, one hundred fifty-six million, five hundred fifty-six thousand, six hundred twenty-five".