770745365 has 16 divisors (see below), whose sum is σ = 996619008. Its totient is φ = 568835136.

The previous prime is 770745331. The next prime is 770745389. The reversal of 770745365 is 563547077.

It is a cyclic number.

It is not a de Polignac number, because 770745365 - 2¹⁸ = 770483221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215522 + ... + 219068.

It is an arithmetic number, because the mean of its divisors is an integer number (62288688).

Almost surely, 2^770745365 is an apocalyptic number.

It is an amenable number.

770745365 is a deficient number, since it is larger than the sum of its proper divisors (225873643).

770745365 is a wasteful number, since it uses less digits than its factorization.

770745365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6908.

The product of its (nonzero) digits is 617400, while the sum is 44.

The square root of 770745365 is about 27762.3011474193. The cubic root of 770745365 is about 916.8612972214.

The spelling of 770745365 in words is "seven hundred seventy million, seven hundred forty-five thousand, three hundred sixty-five".