772528348387 has 16 divisors (see below), whose sum is σ = 809777397760. Its totient is φ = 736290723168.

The previous prime is 772528348337. The next prime is 772528348411. The reversal of 772528348387 is 783843825277.

It is a cyclic number.

It is not a de Polignac number, because 772528348387 - 2⁷ = 772528348259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (772528348337) 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 in 15 ways as a sum of consecutive naturals, for example, 669303 + ... + 1411744.

It is an arithmetic number, because the mean of its divisors is an integer number (50611087360).

Almost surely, 2^772528348387 is an apocalyptic number.

772528348387 is a deficient number, since it is larger than the sum of its proper divisors (37249049373).

772528348387 is a wasteful number, since it uses less digits than its factorization.

772528348387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2081290.

The product of its digits is 126443520, while the sum is 64.

The spelling of 772528348387 in words is "seven hundred seventy-two billion, five hundred twenty-eight million, three hundred forty-eight thousand, three hundred eighty-seven".