770000745693 has 16 divisors (see below), whose sum is σ = 1071448398720. Its totient is φ = 490949420544.

The previous prime is 770000745691. The next prime is 770000745749. The reversal of 770000745693 is 396547000077.

It is not a de Polignac number, because 770000745693 - 2¹ = 770000745691 is a prime.

It is a super-2 number, since 2×770000745693² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (770000745691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221596 + ... + 1260597.

It is an arithmetic number, because the mean of its divisors is an integer number (66965524920).

Almost surely, 2^770000745693 is an apocalyptic number.

It is an amenable number.

770000745693 is a deficient number, since it is larger than the sum of its proper divisors (301447653027).

770000745693 is a wasteful number, since it uses less digits than its factorization.

770000745693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489748.

The product of its (nonzero) digits is 1111320, while the sum is 48.

The spelling of 770000745693 in words is "seven hundred seventy billion, seven hundred forty-five thousand, six hundred ninety-three".