452015031504 has 160 divisors (see below), whose sum is σ = 1239542628480. Its totient is φ = 141538738176.

The previous prime is 452015031497. The next prime is 452015031521. The reversal of 452015031504 is 405130510254.

It is a super-2 number, since 2×452015031504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159552072 + ... + 159554904.

It is an arithmetic number, because the mean of its divisors is an integer number (7747141428).

Almost surely, 2^452015031504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452015031504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619771314240).

452015031504 is an abundant number, since it is smaller than the sum of its proper divisors (787527596976).

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

452015031504 is a wasteful number, since it uses less digits than its factorization.

452015031504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4277 (or 4271 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 452015031504 its reverse (405130510254), we get a palindrome (857145541758).

It can be divided in two parts, 45201 and 5031504, that added together give a palindrome (5076705).

The spelling of 452015031504 in words is "four hundred fifty-two billion, fifteen million, thirty-one thousand, five hundred four".