5166667220 has 48 divisors (see below), whose sum is σ = 12746861568. Its totient is φ = 1734264960.

The previous prime is 5166667201. The next prime is 5166667241. The reversal of 5166667220 is 227666615.

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, 900404 + ... + 906123.

It is an arithmetic number, because the mean of its divisors is an integer number (265559616).

Almost surely, 2^5166667220 is an apocalyptic number.

It is an amenable number.

5166667220 is an abundant number, since it is smaller than the sum of its proper divisors (7580194348).

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

5166667220 is a wasteful number, since it uses less digits than its factorization.

5166667220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806560 (or 1806558 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 5166667220 is about 71879.5326918588. The cubic root of 5166667220 is about 1728.7684575954.

The spelling of 5166667220 in words is "five billion, one hundred sixty-six million, six hundred sixty-seven thousand, two hundred twenty".