455401400520 has 128 divisors (see below), whose sum is σ = 1530685952640. Its totient is φ = 107416535040.

The previous prime is 455401400507. The next prime is 455401400521. The reversal of 455401400520 is 25004104554.

It is a super-3 number, since 3×455401400520³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (455401400521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4613337 + ... + 4711016.

It is an arithmetic number, because the mean of its divisors is an integer number (11958484005).

Almost surely, 2^455401400520 is an apocalyptic number.

455401400520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

455401400520 is an abundant number, since it is smaller than the sum of its proper divisors (1075284552120).

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

455401400520 is a wasteful number, since it uses less digits than its factorization.

455401400520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9324415 (or 9324411 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 455401400520 in words is "four hundred fifty-five billion, four hundred one million, four hundred thousand, five hundred twenty".