5317381980 has 36 divisors (see below), whose sum is σ = 16129392552. Its totient is φ = 1417968480.

The previous prime is 5317381973. The next prime is 5317381997. The reversal of 5317381980 is 891837135.

5317381980 is a `hidden beast` number, since 531 + 7 + 38 + 1 + 9 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×5317381980² = 56549102242457440800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14770326 + ... + 14770685.

It is an arithmetic number, because the mean of its divisors is an integer number (448038682).

Almost surely, 2^5317381980 is an apocalyptic number.

It is an amenable number.

5317381980 is an abundant number, since it is smaller than the sum of its proper divisors (10812010572).

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

5317381980 is a wasteful number, since it uses less digits than its factorization.

5317381980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29541026 (or 29541021 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The square root of 5317381980 is about 72920.3811015823. The cubic root of 5317381980 is about 1745.4173411962.

The spelling of 5317381980 in words is "five billion, three hundred seventeen million, three hundred eighty-one thousand, nine hundred eighty".