452910385816 has 32 divisors (see below), whose sum is σ = 994193534880. Its totient is φ = 189370195200.

The previous prime is 452910385793. The next prime is 452910385901. The reversal of 452910385816 is 618583019254.

It is a happy number.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98628015 + ... + 98632606.

It is an arithmetic number, because the mean of its divisors is an integer number (31068547965).

Almost surely, 2^452910385816 is an apocalyptic number.

It is an amenable number.

452910385816 is an abundant number, since it is smaller than the sum of its proper divisors (541283149064).

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

452910385816 is a wasteful number, since it uses less digits than its factorization.

452910385816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197260675 (or 197260671 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 52.

The spelling of 452910385816 in words is "four hundred fifty-two billion, nine hundred ten million, three hundred eighty-five thousand, eight hundred sixteen".