453444203406 has 32 divisors (see below), whose sum is σ = 940454359200. Its totient is φ = 145579230720.

The previous prime is 453444203369. The next prime is 453444203437. The reversal of 453444203406 is 604302444354.

It is a super-2 number, since 2×453444203406² (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 15 ways as a sum of consecutive naturals, for example, 3114655 + ... + 3256986.

It is an arithmetic number, because the mean of its divisors is an integer number (29389198725).

Almost surely, 2^453444203406 is an apocalyptic number.

453444203406 is an abundant number, since it is smaller than the sum of its proper divisors (487010155794).

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

453444203406 is a wasteful number, since it uses less digits than its factorization.

453444203406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6372084.

The product of its (nonzero) digits is 552960, while the sum is 39.

The spelling of 453444203406 in words is "four hundred fifty-three billion, four hundred forty-four million, two hundred three thousand, four hundred six".