45439841376 has 192 divisors, whose sum is σ = 134527599360. Its totient is φ = 15106186368.

The previous prime is 45439841351. The next prime is 45439841387. The reversal of 45439841376 is 67314893454.

45439841376 is a `hidden beast` number, since 4 + 543 + 9 + 84 + 13 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 38280655 + ... + 38281841.

It is an arithmetic number, because the mean of its divisors is an integer number (700664580).

Almost surely, 2^45439841376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45439841376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67263799680).

45439841376 is an abundant number, since it is smaller than the sum of its proper divisors (89087757984).

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

45439841376 is an equidigital number, since it uses as much as digits as its factorization.

45439841376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765 (or 1739 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 45439841376 in words is "forty-five billion, four hundred thirty-nine million, eight hundred forty-one thousand, three hundred seventy-six".