465116940287 has 4 divisors (see below), whose sum is σ = 465136928256. Its totient is φ = 465096952320.

The previous prime is 465116940263. The next prime is 465116940313. The reversal of 465116940287 is 782049611564.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 465116940287 - 2¹² = 465116936191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465116930287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9959039 + ... + 10005632.

It is an arithmetic number, because the mean of its divisors is an integer number (116284232064).

Almost surely, 2^465116940287 is an apocalyptic number.

465116940287 is a deficient number, since it is larger than the sum of its proper divisors (19987969).

465116940287 is a wasteful number, since it uses less digits than its factorization.

465116940287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19987968.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 465116940287 in words is "four hundred sixty-five billion, one hundred sixteen million, nine hundred forty thousand, two hundred eighty-seven".