5166345620 has 96 divisors (see below), whose sum is σ = 11275891200. Its totient is φ = 1987375104.

The previous prime is 5166345619. The next prime is 5166345673. The reversal of 5166345620 is 265436615.

It is a happy number.

It is a super-2 number, since 2×5166345620² = 53382254130586368800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14635364 + ... + 14635716.

It is an arithmetic number, because the mean of its divisors is an integer number (117457200).

Almost surely, 2^5166345620 is an apocalyptic number.

It is an amenable number.

5166345620 is an abundant number, since it is smaller than the sum of its proper divisors (6109545580).

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

5166345620 is a wasteful number, since it uses less digits than its factorization.

5166345620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657 (or 655 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 5166345620 is about 71877.2955807326. The cubic root of 5166345620 is about 1728.7325876979.

The spelling of 5166345620 in words is "five billion, one hundred sixty-six million, three hundred forty-five thousand, six hundred twenty".