45890013378 has 64 divisors (see below), whose sum is σ = 105452974080. Its totient is φ = 13166712000.

The previous prime is 45890013353. The next prime is 45890013413. The reversal of 45890013378 is 87331009854.

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, 2437176 + ... + 2455932.

It is an arithmetic number, because the mean of its divisors is an integer number (1647702720).

Almost surely, 2^45890013378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45890013378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52726487040).

45890013378 is an abundant number, since it is smaller than the sum of its proper divisors (59562960702).

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

45890013378 is a wasteful number, since it uses less digits than its factorization.

45890013378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20743.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 45890013378 in words is "forty-five billion, eight hundred ninety million, thirteen thousand, three hundred seventy-eight".