5156720502 has 16 divisors (see below), whose sum is σ = 10343166912. Its totient is φ = 1713952520.

The previous prime is 5156720501. The next prime is 5156720507. The reversal of 5156720502 is 2050276515.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156720501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1236324 + ... + 1240487.

It is an arithmetic number, because the mean of its divisors is an integer number (646447932).

Almost surely, 2^5156720502 is an apocalyptic number.

5156720502 is an abundant number, since it is smaller than the sum of its proper divisors (5186446410).

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

5156720502 is a wasteful number, since it uses less digits than its factorization.

5156720502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477163.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 5156720502 is about 71810.3091624037. The cubic root of 5156720502 is about 1727.6583532654.

The spelling of 5156720502 in words is "five billion, one hundred fifty-six million, seven hundred twenty thousand, five hundred two".