450999192540 has 96 divisors (see below), whose sum is σ = 1373400979776. Its totient is φ = 109916006400.

The previous prime is 450999192529. The next prime is 450999192583. The reversal of 450999192540 is 45291999054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2783617 + ... + 2941176.

It is an arithmetic number, because the mean of its divisors is an integer number (14306260206).

Almost surely, 2^450999192540 is an apocalyptic number.

It is an amenable number.

450999192540 is an abundant number, since it is smaller than the sum of its proper divisors (922401787236).

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

450999192540 is a wasteful number, since it uses less digits than its factorization.

450999192540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5724919 (or 5724917 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 57.

The spelling of 450999192540 in words is "four hundred fifty billion, nine hundred ninety-nine million, one hundred ninety-two thousand, five hundred forty".