772468077629 has 2 divisors, whose sum is σ = 772468077630. Its totient is φ = 772468077628.

The previous prime is 772468077599. The next prime is 772468077671. The reversal of 772468077629 is 926770864277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 753377128729 + 19090948900 = 867973^2 + 138170^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-772468077629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (772468077929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386234038814 + 386234038815.

It is an arithmetic number, because the mean of its divisors is an integer number (386234038815).

Almost surely, 2^772468077629 is an apocalyptic number.

It is an amenable number.

772468077629 is a deficient number, since it is larger than the sum of its proper divisors (1).

772468077629 is an equidigital number, since it uses as much as digits as its factorization.

772468077629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 99574272, while the sum is 65.

The spelling of 772468077629 in words is "seven hundred seventy-two billion, four hundred sixty-eight million, seventy-seven thousand, six hundred twenty-nine".