5591921070513 has 16 divisors (see below), whose sum is σ = 7657687812096. Its totient is φ = 3627525663360.

The previous prime is 5591921070493. The next prime is 5591921070539. The reversal of 5591921070513 is 3150701291955.

It is a happy number.

It is not a de Polignac number, because 5591921070513 - 2¹⁰ = 5591921069489 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5591921070563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59303770 + ... + 59397987.

It is an arithmetic number, because the mean of its divisors is an integer number (478605488256).

Almost surely, 2^{5591921070513} is an apocalyptic number.

It is an amenable number.

5591921070513 is a deficient number, since it is larger than the sum of its proper divisors (2065766741583).

5591921070513 is a wasteful number, since it uses less digits than its factorization.

5591921070513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118702184.

The product of its (nonzero) digits is 425250, while the sum is 48.

The spelling of 5591921070513 in words is "five trillion, five hundred ninety-one billion, nine hundred twenty-one million, seventy thousand, five hundred thirteen".