770757697 has 4 divisors (see below), whose sum is σ = 772127280. Its totient is φ = 769388116.

The previous prime is 770757683. The next prime is 770757721. The reversal of 770757697 is 796757077.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 796757077 = 19 ⋅41934583.

It is a cyclic number.

It is not a de Polignac number, because 770757697 - 2⁷ = 770757569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (770757607) 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, 683947 + ... + 685072.

It is an arithmetic number, because the mean of its divisors is an integer number (193031820).

Almost surely, 2^770757697 is an apocalyptic number.

It is an amenable number.

770757697 is a deficient number, since it is larger than the sum of its proper divisors (1369583).

770757697 is a wasteful number, since it uses less digits than its factorization.

770757697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369582.

The product of its (nonzero) digits is 4537890, while the sum is 55.

The square root of 770757697 is about 27762.5232462757. The cubic root of 770757697 is about 916.8661871517.

The spelling of 770757697 in words is "seven hundred seventy million, seven hundred fifty-seven thousand, six hundred ninety-seven".