5156401626 has 16 divisors (see below), whose sum is σ = 11458670400. Its totient is φ = 1718800524.

The previous prime is 5156401577. The next prime is 5156401661. The reversal of 5156401626 is 6261046515.

5156401626 is a `hidden beast` number, since 5 + 1 + 5 + 640 + 1 + 6 + 2 + 6 = 666.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 47744406 + ... + 47744513.

It is an arithmetic number, because the mean of its divisors is an integer number (716166900).

Almost surely, 2^5156401626 is an apocalyptic number.

5156401626 is an abundant number, since it is smaller than the sum of its proper divisors (6302268774).

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

5156401626 is a wasteful number, since it uses less digits than its factorization.

5156401626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95488930 (or 95488924 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 5156401626 is about 71808.0888619103. The cubic root of 5156401626 is about 1727.6227414755.

The spelling of 5156401626 in words is "five billion, one hundred fifty-six million, four hundred one thousand, six hundred twenty-six".