451414152320 has 64 divisors (see below), whose sum is σ = 1079331523200. Its totient is φ = 180537289728.

The previous prime is 451414152313. The next prime is 451414152347. The reversal of 451414152320 is 23251414154.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×451414152320² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4286537 + ... + 4390583.

It is an arithmetic number, because the mean of its divisors is an integer number (16864555050).

Almost surely, 2^451414152320 is an apocalyptic number.

451414152320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

451414152320 is an abundant number, since it is smaller than the sum of its proper divisors (627917370880).

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

451414152320 is a wasteful number, since it uses less digits than its factorization.

451414152320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110845 (or 110833 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 451414152320 its reverse (23251414154), we get a palindrome (474665566474).

The spelling of 451414152320 in words is "four hundred fifty-one billion, four hundred fourteen million, one hundred fifty-two thousand, three hundred twenty".