450140365554 has 32 divisors (see below), whose sum is σ = 990815817024. Its totient is φ = 135199034880.

The previous prime is 450140365541. The next prime is 450140365567. The reversal of 450140365554 is 455563041054.

It is an interprime number because it is at equal distance from previous prime (450140365541) and next prime (450140365567).

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, 30170899 + ... + 30185814.

It is an arithmetic number, because the mean of its divisors is an integer number (30962994282).

Almost surely, 2^450140365554 is an apocalyptic number.

450140365554 is an abundant number, since it is smaller than the sum of its proper divisors (540675451470).

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

450140365554 is a wasteful number, since it uses less digits than its factorization.

450140365554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60356842.

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 450140365554 in words is "four hundred fifty billion, one hundred forty million, three hundred sixty-five thousand, five hundred fifty-four".