404764020366 has 16 divisors (see below), whose sum is σ = 831407177424. Its totient is φ = 131274817344.

The previous prime is 404764020361. The next prime is 404764020389. The reversal of 404764020366 is 663020467404.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404764020361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911630455 + ... + 911630898.

It is an arithmetic number, because the mean of its divisors is an integer number (51962948589).

Almost surely, 2^404764020366 is an apocalyptic number.

404764020366 is an abundant number, since it is smaller than the sum of its proper divisors (426643157058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404764020366 is a wasteful number, since it uses less digits than its factorization.

404764020366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823261395.

The product of its (nonzero) digits is 580608, while the sum is 42.

The spelling of 404764020366 in words is "four hundred four billion, seven hundred sixty-four million, twenty thousand, three hundred sixty-six".