770238316153 has 2 divisors, whose sum is σ = 770238316154. Its totient is φ = 770238316152.

The previous prime is 770238316147. The next prime is 770238316201. The reversal of 770238316153 is 351613832077.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 571903475049 + 198334841104 = 756243^2 + 445348^2 .

It is a cyclic number.

It is not a de Polignac number, because 770238316153 - 2⁵ = 770238316121 is a prime.

It is not a weakly prime, because it can be changed into another prime (770238386153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385119158076 + 385119158077.

It is an arithmetic number, because the mean of its divisors is an integer number (385119158077).

Almost surely, 2^770238316153 is an apocalyptic number.

It is an amenable number.

770238316153 is a deficient number, since it is larger than the sum of its proper divisors (1).

770238316153 is an equidigital number, since it uses as much as digits as its factorization.

770238316153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 770238316153 in words is "seven hundred seventy billion, two hundred thirty-eight million, three hundred sixteen thousand, one hundred fifty-three".