44400673744 has 40 divisors (see below), whose sum is σ = 100602201920. Its totient is φ = 18586326528.

The previous prime is 44400673699. The next prime is 44400673781. The reversal of 44400673744 is 44737600444.

It is a super-2 number, since 2×44400673744² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 44400673744.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4604889 + ... + 4614520.

It is an arithmetic number, because the mean of its divisors is an integer number (2515055048).

Almost surely, 2^44400673744 is an apocalyptic number.

It is an amenable number.

44400673744 is an abundant number, since it is smaller than the sum of its proper divisors (56201528176).

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

44400673744 is a wasteful number, since it uses less digits than its factorization.

44400673744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9219467 (or 9219461 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 43.

The spelling of 44400673744 in words is "forty-four billion, four hundred million, six hundred seventy-three thousand, seven hundred forty-four".