44585411478 has 48 divisors (see below), whose sum is σ = 92542008000. Its totient is φ = 14319762912.

The previous prime is 44585411443. The next prime is 44585411491. The reversal of 44585411478 is 87411458544.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44585411478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2509101 + ... + 2526807.

It is an arithmetic number, because the mean of its divisors is an integer number (1927958500).

Almost surely, 2^44585411478 is an apocalyptic number.

44585411478 is an abundant number, since it is smaller than the sum of its proper divisors (47956596522).

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

44585411478 is a wasteful number, since it uses less digits than its factorization.

44585411478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18269 (or 18240 counting only the distinct ones).

The product of its digits is 2867200, while the sum is 51.

The spelling of 44585411478 in words is "forty-four billion, five hundred eighty-five million, four hundred eleven thousand, four hundred seventy-eight".