5156445042 has 32 divisors (see below), whose sum is σ = 13095734400. Its totient is φ = 1473269904.

The previous prime is 5156445013. The next prime is 5156445071. The reversal of 5156445042 is 2405446515.

5156445042 is a `hidden beast` number, since 5 + 1 + 5 + 644 + 5 + 0 + 4 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (5156445013) and next prime (5156445071).

It is a junction number, because it is equal to n+sod(n) for n = 5156444988 and 5156445006.

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 15 ways as a sum of consecutive naturals, for example, 6820317 + ... + 6821072.

It is an arithmetic number, because the mean of its divisors is an integer number (409241700).

Almost surely, 2^5156445042 is an apocalyptic number.

5156445042 is an abundant number, since it is smaller than the sum of its proper divisors (7939289358).

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

5156445042 is a wasteful number, since it uses less digits than its factorization.

5156445042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13641407 (or 13641401 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 5156445042 is about 71808.3911670496. The cubic root of 5156445042 is about 1727.6275902224.

The spelling of 5156445042 in words is "five billion, one hundred fifty-six million, four hundred forty-five thousand, forty-two".