5621256904560 has 160 divisors (see below), whose sum is σ = 19010918723328. Its totient is φ = 1362668021760.

The previous prime is 5621256904541. The next prime is 5621256904567. The reversal of 5621256904560 is 654096521265.

It is a Cunningham number, because it is equal to 2370919²-1.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621256904567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94807084 + ... + 94866356.

Almost surely, 2^{5621256904560} is an apocalyptic number.

It is an amenable number.

5621256904560 is an abundant number, since it is smaller than the sum of its proper divisors (13389661818768).

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

5621256904560 is a wasteful number, since it uses less digits than its factorization.

5621256904560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95223 (or 95217 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 5621256904560 in words is "five trillion, six hundred twenty-one billion, two hundred fifty-six million, nine hundred four thousand, five hundred sixty".