5156555051 has 4 divisors (see below), whose sum is σ = 5156713992. Its totient is φ = 5156396112.

The previous prime is 5156555009. The next prime is 5156555059. The reversal of 5156555051 is 1505556515.

It is a happy number.

5156555051 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5156555051 - 2¹⁸ = 5156292907 is a prime.

It is a super-2 number, since 2×5156555051² = 53180119987987225202, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5156554996 and 5156555014.

It is not an unprimeable number, because it can be changed into a prime (5156555059) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 11330 + ... + 102183.

It is an arithmetic number, because the mean of its divisors is an integer number (1289178498).

Almost surely, 2^5156555051 is an apocalyptic number.

5156555051 is a deficient number, since it is larger than the sum of its proper divisors (158941).

5156555051 is a wasteful number, since it uses less digits than its factorization.

5156555051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158940.

The product of its (nonzero) digits is 93750, while the sum is 38.

The square root of 5156555051 is about 71809.1571528311. The cubic root of 5156555051 is about 1727.6398760272.

The spelling of 5156555051 in words is "five billion, one hundred fifty-six million, five hundred fifty-five thousand, fifty-one".