453005255550 has 96 divisors (see below), whose sum is σ = 1137859208064. Its totient is φ = 119259280000.

The previous prime is 453005255519. The next prime is 453005255603. The reversal of 453005255550 is 55552500354.

It is a junction number, because it is equal to n+sod(n) for n = 453005255499 and 453005255508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5213965 + ... + 5300135.

It is an arithmetic number, because the mean of its divisors is an integer number (11852700084).

Almost surely, 2^453005255550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453005255550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568929604032).

453005255550 is an abundant number, since it is smaller than the sum of its proper divisors (684853952514).

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

453005255550 is a wasteful number, since it uses less digits than its factorization.

453005255550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86634 (or 86629 counting only the distinct ones).

The product of its (nonzero) digits is 375000, while the sum is 39.

The spelling of 453005255550 in words is "four hundred fifty-three billion, five million, two hundred fifty-five thousand, five hundred fifty".