44521536939984 has 160 divisors (see below), whose sum is σ = 138707206615040. Its totient is φ = 13591068599808.

The previous prime is 44521536939889. The next prime is 44521536940007. The reversal of 44521536939984 is 48993963512544.

It is a happy number.

44521536939984 is a `hidden beast` number, since 4 + 4 + 5 + 2 + 1 + 536 + 9 + 3 + 9 + 9 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 30497887 + ... + 31924350.

It is an arithmetic number, because the mean of its divisors is an integer number (866920041344).

Almost surely, 2^{44521536939984} is an apocalyptic number.

It is an amenable number.

44521536939984 is an abundant number, since it is smaller than the sum of its proper divisors (94185669675056).

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

44521536939984 is a wasteful number, since it uses less digits than its factorization.

44521536939984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62422394 (or 62422382 counting only the distinct ones).

The product of its digits is 1007769600, while the sum is 72.

The spelling of 44521536939984 in words is "forty-four trillion, five hundred twenty-one billion, five hundred thirty-six million, nine hundred thirty-nine thousand, nine hundred eighty-four".