5682915621 has 12 divisors (see below), whose sum is σ = 8212932000. Its totient is φ = 3786636840.

The previous prime is 5682915617. The next prime is 5682915631. The reversal of 5682915621 is 1265192865.

5682915621 is a `hidden beast` number, since 5 + 6 + 8 + 2 + 9 + 15 + 621 = 666.

It is not a de Polignac number, because 5682915621 - 2² = 5682915617 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5682915631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146121 + ... + 180878.

It is an arithmetic number, because the mean of its divisors is an integer number (684411000).

Almost surely, 2^5682915621 is an apocalyptic number.

It is an amenable number.

5682915621 is a deficient number, since it is larger than the sum of its proper divisors (2530016379).

5682915621 is a wasteful number, since it uses less digits than its factorization.

5682915621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328936 (or 328933 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 5682915621 is about 75385.1153809557. The cubic root of 5682915621 is about 1784.5295175068.

The spelling of 5682915621 in words is "five billion, six hundred eighty-two million, nine hundred fifteen thousand, six hundred twenty-one".