625102554016091 has 2 divisors, whose sum is σ = 625102554016092. Its totient is φ = 625102554016090.

The previous prime is 625102554016051. The next prime is 625102554016121. The reversal of 625102554016091 is 190610455201526.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 625102554016091 - 2¹⁰ = 625102554015067 is a prime.

It is not a weakly prime, because it can be changed into another prime (625102554016051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312551277008045 + 312551277008046.

It is an arithmetic number, because the mean of its divisors is an integer number (312551277008046).

Almost surely, 2^{625102554016091} is an apocalyptic number.

625102554016091 is a deficient number, since it is larger than the sum of its proper divisors (1).

625102554016091 is an equidigital number, since it uses as much as digits as its factorization.

625102554016091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648000, while the sum is 47.

The spelling of 625102554016091 in words is "six hundred twenty-five trillion, one hundred two billion, five hundred fifty-four million, sixteen thousand, ninety-one".