8777940465 has 32 divisors (see below), whose sum is σ = 16054767360. Its totient is φ = 4011853824.

The previous prime is 8777940341. The next prime is 8777940467. The reversal of 8777940465 is 5640497778.

It is not a de Polignac number, because 8777940465 - 2¹¹ = 8777938417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8777940467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 701181 + ... + 713589.

It is an arithmetic number, because the mean of its divisors is an integer number (501711480).

Almost surely, 2^8777940465 is an apocalyptic number.

It is an amenable number.

8777940465 is a deficient number, since it is larger than the sum of its proper divisors (7276826895).

8777940465 is a wasteful number, since it uses less digits than its factorization.

8777940465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19161.

The product of its (nonzero) digits is 11854080, while the sum is 57.

The square root of 8777940465 is about 93690.6637024202. The cubic root of 8777940465 is about 2062.8336647323.

The spelling of 8777940465 in words is "eight billion, seven hundred seventy-seven million, nine hundred forty thousand, four hundred sixty-five".