452639797740 has 72 divisors (see below), whose sum is σ = 1478623346928. Its totient is φ = 111419026560.

The previous prime is 452639797697. The next prime is 452639797763. The reversal of 452639797740 is 47797936254.

452639797740 is a `hidden beast` number, since 4 + 526 + 39 + 7 + 9 + 7 + 74 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96715566 + ... + 96720245.

It is an arithmetic number, because the mean of its divisors is an integer number (20536435374).

Almost surely, 2^452639797740 is an apocalyptic number.

It is an amenable number.

452639797740 is an abundant number, since it is smaller than the sum of its proper divisors (1025983549188).

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

452639797740 is a wasteful number, since it uses less digits than its factorization.

452639797740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193435839 (or 193435834 counting only the distinct ones).

The product of its (nonzero) digits is 80015040, while the sum is 63.

The spelling of 452639797740 in words is "four hundred fifty-two billion, six hundred thirty-nine million, seven hundred ninety-seven thousand, seven hundred forty".