770248625408 has 18 divisors (see below), whose sum is σ = 1537488467634. Its totient is φ = 385124312576.

The previous prime is 770248625401. The next prime is 770248625411. The reversal of 770248625408 is 804526842077.

It can be written as a sum of positive squares in only one way, i.e., 761556419584 + 8692205824 = 872672^2 + 93232^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 770248625408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (770248625401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1504391591 + ... + 1504392102.

Almost surely, 2^770248625408 is an apocalyptic number.

It is an amenable number.

770248625408 is a deficient number, since it is larger than the sum of its proper divisors (767239842226).

770248625408 is an equidigital number, since it uses as much as digits as its factorization.

770248625408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008783709 (or 3008783695 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 53.

The spelling of 770248625408 in words is "seven hundred seventy billion, two hundred forty-eight million, six hundred twenty-five thousand, four hundred eight".