245516598157 has 2 divisors, whose sum is σ = 245516598158. Its totient is φ = 245516598156.

The previous prime is 245516598143. The next prime is 245516598191. The reversal of 245516598157 is 751895615542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126039910441 + 119476687716 = 355021^2 + 345654^2 .

It is a cyclic number.

It is not a de Polignac number, because 245516598157 - 2³⁵ = 211156859789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245516398157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122758299078 + 122758299079.

It is an arithmetic number, because the mean of its divisors is an integer number (122758299079).

Almost surely, 2^245516598157 is an apocalyptic number.

It is an amenable number.

245516598157 is a deficient number, since it is larger than the sum of its proper divisors (1).

245516598157 is an equidigital number, since it uses as much as digits as its factorization.

245516598157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120000, while the sum is 58.

The spelling of 245516598157 in words is "two hundred forty-five billion, five hundred sixteen million, five hundred ninety-eight thousand, one hundred fifty-seven".