772016767847 has 16 divisors (see below), whose sum is σ = 840741041952. Its totient is φ = 704639969280.

The previous prime is 772016767801. The next prime is 772016767859. The reversal of 772016767847 is 748767610277.

It is not a de Polignac number, because 772016767847 - 2¹² = 772016763751 is a prime.

It is a super-4 number, since 4×772016767847⁴ (a number of 49 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 772016767847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772016767897) 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, 1104272 + ... + 1662362.

It is an arithmetic number, because the mean of its divisors is an integer number (52546315122).

Almost surely, 2^772016767847 is an apocalyptic number.

772016767847 is a deficient number, since it is larger than the sum of its proper divisors (68724274105).

772016767847 is a wasteful number, since it uses less digits than its factorization.

772016767847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559298.

The product of its (nonzero) digits is 38723328, while the sum is 62.

The spelling of 772016767847 in words is "seven hundred seventy-two billion, sixteen million, seven hundred sixty-seven thousand, eight hundred forty-seven".