44963273664 has 98 divisors (see below), whose sum is σ = 133774936920. Its totient is φ = 14987742336.

The previous prime is 44963273657. The next prime is 44963273683. The reversal of 44963273664 is 46637236944.

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

It is a self number, because there is not a number n which added to its sum of digits gives 44963273664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 435204 + ... + 528515.

Almost surely, 2^44963273664 is an apocalyptic number.

It is an amenable number.

44963273664 is an abundant number, since it is smaller than the sum of its proper divisors (88811663256).

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

44963273664 is an frugal number, since it uses more digits than its factorization.

44963273664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963749 (or 963724 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 54.

The spelling of 44963273664 in words is "forty-four billion, nine hundred sixty-three million, two hundred seventy-three thousand, six hundred sixty-four".