157959270761 has 2 divisors, whose sum is σ = 157959270762. Its totient is φ = 157959270760.

The previous prime is 157959270697. The next prime is 157959270767. The reversal of 157959270761 is 167072959751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149970307600 + 7988963161 = 387260^2 + 89381^2 .

It is a cyclic number.

It is not a de Polignac number, because 157959270761 - 2⁶ = 157959270697 is a prime.

It is a super-2 number, since 2×157959270761² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 157959270761.

It is not a weakly prime, because it can be changed into another prime (157959270767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78979635380 + 78979635381.

It is an arithmetic number, because the mean of its divisors is an integer number (78979635381).

Almost surely, 2^157959270761 is an apocalyptic number.

It is an amenable number.

157959270761 is a deficient number, since it is larger than the sum of its proper divisors (1).

157959270761 is an equidigital number, since it uses as much as digits as its factorization.

157959270761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8334900, while the sum is 59.

The spelling of 157959270761 in words is "one hundred fifty-seven billion, nine hundred fifty-nine million, two hundred seventy thousand, seven hundred sixty-one".