453421517276 has 96 divisors (see below), whose sum is σ = 1020790729728. Its totient is φ = 171285396480.

The previous prime is 453421517261. The next prime is 453421517279. The reversal of 453421517276 is 672715124354.

It is a self number, because there is not a number n which added to its sum of digits gives 453421517276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453421517279) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4918931 + ... + 5010261.

It is an arithmetic number, because the mean of its divisors is an integer number (10633236768).

Almost surely, 2^453421517276 is an apocalyptic number.

453421517276 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453421517276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (510395364864).

453421517276 is an abundant number, since it is smaller than the sum of its proper divisors (567369212452).

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

453421517276 is a wasteful number, since it uses less digits than its factorization.

453421517276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91971 (or 91969 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 47.

The spelling of 453421517276 in words is "four hundred fifty-three billion, four hundred twenty-one million, five hundred seventeen thousand, two hundred seventy-six".