464978565663 has 16 divisors (see below), whose sum is σ = 621909308160. Its totient is φ = 309018131136.

The previous prime is 464978565659. The next prime is 464978565697. The reversal of 464978565663 is 366565879464.

464978565663 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 464978565663 - 2² = 464978565659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464978565263) 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, 1199128 + ... + 1538786.

It is an arithmetic number, because the mean of its divisors is an integer number (38869331760).

Almost surely, 2^464978565663 is an apocalyptic number.

464978565663 is a deficient number, since it is larger than the sum of its proper divisors (156930742497).

464978565663 is a wasteful number, since it uses less digits than its factorization.

464978565663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341086.

The product of its digits is 783820800, while the sum is 69.

The spelling of 464978565663 in words is "four hundred sixty-four billion, nine hundred seventy-eight million, five hundred sixty-five thousand, six hundred sixty-three".