5161500660 has 48 divisors (see below), whose sum is σ = 14804701632. Its totient is φ = 1342828800.

The previous prime is 5161500647. The next prime is 5161500683. The reversal of 5161500660 is 660051615.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent 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, 1046626 + ... + 1051545.

It is an arithmetic number, because the mean of its divisors is an integer number (308431284).

Almost surely, 2^5161500660 is an apocalyptic number.

It is an amenable number.

5161500660 is an abundant number, since it is smaller than the sum of its proper divisors (9643200972).

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

5161500660 is a wasteful number, since it uses less digits than its factorization.

5161500660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098224 (or 2098222 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5161500660 is about 71843.5846822804. The cubic root of 5161500660 is about 1728.1920212173.

The spelling of 5161500660 in words is "five billion, one hundred sixty-one million, five hundred thousand, six hundred sixty".