452340781530 has 64 divisors (see below), whose sum is σ = 1185958195200. Its totient is φ = 109505798720.

The previous prime is 452340781493. The next prime is 452340781567. The reversal of 452340781530 is 35187043254.

It is an interprime number because it is at equal distance from previous prime (452340781493) and next prime (452340781567).

It is a super-2 number, since 2×452340781530² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 715950 + ... + 1190489.

It is an arithmetic number, because the mean of its divisors is an integer number (18530596800).

Almost surely, 2^452340781530 is an apocalyptic number.

452340781530 is an abundant number, since it is smaller than the sum of its proper divisors (733617413670).

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

452340781530 is a wasteful number, since it uses less digits than its factorization.

452340781530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907179.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 452340781530 in words is "four hundred fifty-two billion, three hundred forty million, seven hundred eighty-one thousand, five hundred thirty".