772683144631 has 2 divisors, whose sum is σ = 772683144632. Its totient is φ = 772683144630.

The previous prime is 772683144619. The next prime is 772683144671. The reversal of 772683144631 is 136441386277.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 772683144631 - 2¹³ = 772683136439 is a prime.

It is a super-2 number, since 2×772683144631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (772683144671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386341572315 + 386341572316.

It is an arithmetic number, because the mean of its divisors is an integer number (386341572316).

Almost surely, 2^772683144631 is an apocalyptic number.

772683144631 is a deficient number, since it is larger than the sum of its proper divisors (1).

772683144631 is an equidigital number, since it uses as much as digits as its factorization.

772683144631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4064256, while the sum is 52.

The spelling of 772683144631 in words is "seven hundred seventy-two billion, six hundred eighty-three million, one hundred forty-four thousand, six hundred thirty-one".