5166115420 has 48 divisors (see below), whose sum is σ = 10935388800. Its totient is φ = 2050018880.

The previous prime is 5166115411. The next prime is 5166115433. The reversal of 5166115420 is 245116615.

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, 1756311 + ... + 1759249.

It is an arithmetic number, because the mean of its divisors is an integer number (227820600).

Almost surely, 2^5166115420 is an apocalyptic number.

It is an amenable number.

5166115420 is an abundant number, since it is smaller than the sum of its proper divisors (5769273380).

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

5166115420 is a wasteful number, since it uses less digits than its factorization.

5166115420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3618 (or 3616 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 5166115420 is about 71875.6942227343. The cubic root of 5166115420 is about 1728.7069112538.

It can be divided in two parts, 51661 and 15420, that added together give a square (67081 = 259²).

The spelling of 5166115420 in words is "five billion, one hundred sixty-six million, one hundred fifteen thousand, four hundred twenty".