4575118306440 has 256 divisors, whose sum is σ = 15389015040000. Its totient is φ = 1078355911680.

The previous prime is 4575118306387. The next prime is 4575118306453. The reversal of 4575118306440 is 446038115754.

It is a self number, because there is not a number n which added to its sum of digits gives 4575118306440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68293681 + ... + 68360639.

It is an arithmetic number, because the mean of its divisors is an integer number (60113340000).

Almost surely, 2^{4575118306440} is an apocalyptic number.

4575118306440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4575118306440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7694507520000).

4575118306440 is an abundant number, since it is smaller than the sum of its proper divisors (10813896733560).

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

4575118306440 is a wasteful number, since it uses less digits than its factorization.

4575118306440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68420 (or 68416 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 4575118306440 in words is "four trillion, five hundred seventy-five billion, one hundred eighteen million, three hundred six thousand, four hundred forty".