454515012 has 72 divisors (see below), whose sum is σ = 1345099392. Its totient is φ = 126691200.

The previous prime is 454515011. The next prime is 454515023. The reversal of 454515012 is 210515454.

It is a super-2 number, since 2×454515012² = 413167792266720288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (454515011) 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, 11664 + ... + 32327.

It is an arithmetic number, because the mean of its divisors is an integer number (18681936).

Almost surely, 2^454515012 is an apocalyptic number.

454515012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

454515012 is an abundant number, since it is smaller than the sum of its proper divisors (890584380).

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

454515012 is a wasteful number, since it uses less digits than its factorization.

454515012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44049 (or 44044 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 454515012 is about 21319.3576826320. The cubic root of 454515012 is about 768.8637945368.

The spelling of 454515012 in words is "four hundred fifty-four million, five hundred fifteen thousand, twelve".