5156229620 has 12 divisors (see below), whose sum is σ = 10828082244. Its totient is φ = 2062491840.

The previous prime is 5156229607. The next prime is 5156229643. The reversal of 5156229620 is 269226515.

It can be written as a sum of positive squares in 2 ways, for example, as 1737722596 + 3418507024 = 41686^2 + 58468^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128905721 + ... + 128905760.

It is an arithmetic number, because the mean of its divisors is an integer number (902340187).

Almost surely, 2^5156229620 is an apocalyptic number.

It is an amenable number.

5156229620 is an abundant number, since it is smaller than the sum of its proper divisors (5671852624).

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

5156229620 is a wasteful number, since it uses less digits than its factorization.

5156229620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257811490 (or 257811488 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 5156229620 is about 71806.8911734800. The cubic root of 5156229620 is about 1727.6035313879.

The spelling of 5156229620 in words is "five billion, one hundred fifty-six million, two hundred twenty-nine thousand, six hundred twenty".