465489733520 has 120 divisors (see below), whose sum is σ = 1288238333184. Its totient is φ = 155884877568.

The previous prime is 465489733507. The next prime is 465489733529. The reversal of 465489733520 is 25337984564.

It is a super-2 number, since 2×465489733520² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (465489733529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1212224 + ... + 1549343.

Almost surely, 2^465489733520 is an apocalyptic number.

465489733520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

465489733520 is an abundant number, since it is smaller than the sum of its proper divisors (822748599664).

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

465489733520 is a wasteful number, since it uses less digits than its factorization.

465489733520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761637 (or 2761624 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 465489733520 in words is "four hundred sixty-five billion, four hundred eighty-nine million, seven hundred thirty-three thousand, five hundred twenty".