56200830508621 has 2 divisors, whose sum is σ = 56200830508622. Its totient is φ = 56200830508620.

The previous prime is 56200830508591. The next prime is 56200830508687. The reversal of 56200830508621 is 12680503800265.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36164419306596 + 20036411202025 = 6013686^2 + 4476205^2 .

It is a cyclic number.

It is not a de Polignac number, because 56200830508621 - 2²³ = 56200822120013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56200810508621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28100415254310 + 28100415254311.

It is an arithmetic number, because the mean of its divisors is an integer number (28100415254311).

Almost surely, 2^{56200830508621} is an apocalyptic number.

It is an amenable number.

56200830508621 is a deficient number, since it is larger than the sum of its proper divisors (1).

56200830508621 is an equidigital number, since it uses as much as digits as its factorization.

56200830508621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 56200830508621 in words is "fifty-six trillion, two hundred billion, eight hundred thirty million, five hundred eight thousand, six hundred twenty-one".