772625485811 has 4 divisors (see below), whose sum is σ = 772632526872. Its totient is φ = 772618444752.

The previous prime is 772625485783. The next prime is 772625485829. The reversal of 772625485811 is 118584526277.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-772625485811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (772625485111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3353285 + ... + 3576278.

It is an arithmetic number, because the mean of its divisors is an integer number (193158131718).

Almost surely, 2^772625485811 is an apocalyptic number.

772625485811 is a deficient number, since it is larger than the sum of its proper divisors (7041061).

772625485811 is a wasteful number, since it uses less digits than its factorization.

772625485811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7041060.

The product of its digits is 7526400, while the sum is 56.

The spelling of 772625485811 in words is "seven hundred seventy-two billion, six hundred twenty-five million, four hundred eighty-five thousand, eight hundred eleven".