5156672120 has 64 divisors (see below), whose sum is σ = 12054744000. Its totient is φ = 1982891008.

The previous prime is 5156672111. The next prime is 5156672123. The reversal of 5156672120 is 212766515.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156672123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260741 + ... + 279819.

It is an arithmetic number, because the mean of its divisors is an integer number (188355375).

Almost surely, 2^5156672120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5156672120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6027372000).

5156672120 is an abundant number, since it is smaller than the sum of its proper divisors (6898071880).

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

5156672120 is a wasteful number, since it uses less digits than its factorization.

5156672120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19352 (or 19348 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 5156672120 is about 71809.9722879768. The cubic root of 5156672120 is about 1727.6529501009.

The spelling of 5156672120 in words is "five billion, one hundred fifty-six million, six hundred seventy-two thousand, one hundred twenty".