453312620540 has 48 divisors (see below), whose sum is σ = 1028806651488. Its totient is φ = 166785502464.

The previous prime is 453312620507. The next prime is 453312620549. The reversal of 453312620540 is 45026213354.

It is a self number, because there is not a number n which added to its sum of digits gives 453312620540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453312620549) 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, 3006827 + ... + 3153986.

It is an arithmetic number, because the mean of its divisors is an integer number (21433471906).

Almost surely, 2^453312620540 is an apocalyptic number.

It is an amenable number.

453312620540 is an abundant number, since it is smaller than the sum of its proper divisors (575494030948).

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

453312620540 is a wasteful number, since it uses less digits than its factorization.

453312620540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6161118 (or 6161116 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 453312620540 its reverse (45026213354), we get a palindrome (498338833894).

The spelling of 453312620540 in words is "four hundred fifty-three billion, three hundred twelve million, six hundred twenty thousand, five hundred forty".