153116780657 has 2 divisors, whose sum is σ = 153116780658. Its totient is φ = 153116780656.

The previous prime is 153116780563. The next prime is 153116780669. The reversal of 153116780657 is 756087611351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151869207616 + 1247573041 = 389704^2 + 35321^2 .

It is a cyclic number.

It is not a de Polignac number, because 153116780657 - 2¹⁰ = 153116779633 is a prime.

It is not a weakly prime, because it can be changed into another prime (153116740657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76558390328 + 76558390329.

It is an arithmetic number, because the mean of its divisors is an integer number (76558390329).

Almost surely, 2^153116780657 is an apocalyptic number.

It is an amenable number.

153116780657 is a deficient number, since it is larger than the sum of its proper divisors (1).

153116780657 is an equidigital number, since it uses as much as digits as its factorization.

153116780657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1058400, while the sum is 50.

The spelling of 153116780657 in words is "one hundred fifty-three billion, one hundred sixteen million, seven hundred eighty thousand, six hundred fifty-seven".