5166125772 has 48 divisors (see below), whose sum is σ = 13012151040. Its totient is φ = 1590369088.

The previous prime is 5166125693. The next prime is 5166125791. The reversal of 5166125772 is 2775216615.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314718 + ... + 330725.

It is an arithmetic number, because the mean of its divisors is an integer number (271086480).

Almost surely, 2^5166125772 is an apocalyptic number.

It is an amenable number.

5166125772 is an abundant number, since it is smaller than the sum of its proper divisors (7846025268).

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

5166125772 is a wasteful number, since it uses less digits than its factorization.

5166125772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645502 (or 645500 counting only the distinct ones).

The product of its digits is 176400, while the sum is 42.

The square root of 5166125772 is about 71875.7662359157. The cubic root of 5166125772 is about 1728.7080659294.

The spelling of 5166125772 in words is "five billion, one hundred sixty-six million, one hundred twenty-five thousand, seven hundred seventy-two".