551914480157 has 2 divisors, whose sum is σ = 551914480158. Its totient is φ = 551914480156.

The previous prime is 551914480147. The next prime is 551914480177. The reversal of 551914480157 is 751084419155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 540263220676 + 11651259481 = 735026^2 + 107941^2 .

It is a cyclic number.

It is not a de Polignac number, because 551914480157 - 2²⁸ = 551646044701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551914480147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275957240078 + 275957240079.

It is an arithmetic number, because the mean of its divisors is an integer number (275957240079).

Almost surely, 2^551914480157 is an apocalyptic number.

It is an amenable number.

551914480157 is a deficient number, since it is larger than the sum of its proper divisors (1).

551914480157 is an equidigital number, since it uses as much as digits as its factorization.

551914480157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008000, while the sum is 50.

The spelling of 551914480157 in words is "five hundred fifty-one billion, nine hundred fourteen million, four hundred eighty thousand, one hundred fifty-seven".