465156812 has 18 divisors (see below), whose sum is σ = 817321428. Its totient is φ = 231640032.

The previous prime is 465156763. The next prime is 465156833. The reversal of 465156812 is 218651564.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 391283 + ... + 392469.

It is an arithmetic number, because the mean of its divisors is an integer number (45406746).

Almost surely, 2^465156812 is an apocalyptic number.

It is an amenable number.

465156812 is a deficient number, since it is larger than the sum of its proper divisors (352164616).

465156812 is a wasteful number, since it uses less digits than its factorization.

465156812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817 (or 1502 counting only the distinct ones).

The product of its digits is 57600, while the sum is 38.

The square root of 465156812 is about 21567.4943375442. The cubic root of 465156812 is about 774.8181672614.

The spelling of 465156812 in words is "four hundred sixty-five million, one hundred fifty-six thousand, eight hundred twelve".