132451313440 has 96 divisors (see below), whose sum is σ = 337419613440. Its totient is φ = 48967833600.

The previous prime is 132451313389. The next prime is 132451313441. The reversal of 132451313440 is 44313154231.

It is a super-2 number, since 2×132451313440² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (132451313441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406696 + ... + 655975.

It is an arithmetic number, because the mean of its divisors is an integer number (3514787640).

Almost surely, 2^132451313440 is an apocalyptic number.

132451313440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132451313440 is an abundant number, since it is smaller than the sum of its proper divisors (204968300000).

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

132451313440 is a wasteful number, since it uses less digits than its factorization.

132451313440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062746 (or 1062738 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 132451313440 its reverse (44313154231), we get a palindrome (176764467671).

The spelling of 132451313440 in words is "one hundred thirty-two billion, four hundred fifty-one million, three hundred thirteen thousand, four hundred forty".