450016755378 has 32 divisors (see below), whose sum is σ = 941334500736. Its totient is φ = 143152213248.

The previous prime is 450016755373. The next prime is 450016755427. The reversal of 450016755378 is 873557610054.

It is a self number, because there is not a number n which added to its sum of digits gives 450016755378.

It is not an unprimeable number, because it can be changed into a prime (450016755373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3705825 + ... + 3825332.

It is an arithmetic number, because the mean of its divisors is an integer number (29416703148).

Almost surely, 2^450016755378 is an apocalyptic number.

450016755378 is an abundant number, since it is smaller than the sum of its proper divisors (491317745358).

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

450016755378 is a wasteful number, since it uses less digits than its factorization.

450016755378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7531618.

The product of its (nonzero) digits is 3528000, while the sum is 51.

The spelling of 450016755378 in words is "four hundred fifty billion, sixteen million, seven hundred fifty-five thousand, three hundred seventy-eight".