5621915376 has 160 divisors (see below), whose sum is σ = 20118950400. Its totient is φ = 1460229120.

The previous prime is 5621915357. The next prime is 5621915381. The reversal of 5621915376 is 6735191265.

5621915376 is a `hidden beast` number, since 5 + 6 + 21 + 91 + 537 + 6 = 666.

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 31 ways as a sum of consecutive naturals, for example, 51241 + ... + 117768.

It is an arithmetic number, because the mean of its divisors is an integer number (125743440).

Almost surely, 2^5621915376 is an apocalyptic number.

5621915376 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5621915376 is an abundant number, since it is smaller than the sum of its proper divisors (14497035024).

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

5621915376 is a wasteful number, since it uses less digits than its factorization.

5621915376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169044 (or 169032 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 5621915376 is about 74979.4330199956. The cubic root of 5621915376 is about 1778.1215060345.

The spelling of 5621915376 in words is "five billion, six hundred twenty-one million, nine hundred fifteen thousand, three hundred seventy-six".