5215320156 has 12 divisors (see below), whose sum is σ = 12169080392. Its totient is φ = 1738440048.

The previous prime is 5215320113. The next prime is 5215320157. The reversal of 5215320156 is 6510235125.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215320157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217304995 + ... + 217305018.

Almost surely, 2^5215320156 is an apocalyptic number.

It is an amenable number.

5215320156 is an abundant number, since it is smaller than the sum of its proper divisors (6953760236).

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

5215320156 is a wasteful number, since it uses less digits than its factorization.

5215320156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434610020 (or 434610018 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 5215320156 is about 72217.1735531099. The cubic root of 5215320156 is about 1734.1779423052.

The spelling of 5215320156 in words is "five billion, two hundred fifteen million, three hundred twenty thousand, one hundred fifty-six".