770986745 has 16 divisors (see below), whose sum is σ = 934547328. Its totient is φ = 610571520.

The previous prime is 770986739. The next prime is 770986753. The reversal of 770986745 is 547689077.

It is not a de Polignac number, because 770986745 - 2¹⁶ = 770921209 is a prime.

It is a Duffinian 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, 317777 + ... + 320193.

It is an arithmetic number, because the mean of its divisors is an integer number (58409208).

Almost surely, 2^770986745 is an apocalyptic number.

It is an amenable number.

770986745 is a deficient number, since it is larger than the sum of its proper divisors (163560583).

770986745 is a wasteful number, since it uses less digits than its factorization.

770986745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3040.

The product of its (nonzero) digits is 2963520, while the sum is 53.

The square root of 770986745 is about 27766.6480692215. The cubic root of 770986745 is about 916.9570006321.

The spelling of 770986745 in words is "seven hundred seventy million, nine hundred eighty-six thousand, seven hundred forty-five".