44121044542416 has 80 divisors (see below), whose sum is σ = 117520354406400. Its totient is φ = 14255334737280.

The previous prime is 44121044542409. The next prime is 44121044542483. The reversal of 44121044542416 is 61424544012144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81319216 + ... + 81859983.

It is an arithmetic number, because the mean of its divisors is an integer number (1469004430080).

Almost surely, 2^{44121044542416} is an apocalyptic number.

It is an amenable number.

44121044542416 is an abundant number, since it is smaller than the sum of its proper divisors (73399309863984).

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

44121044542416 is a wasteful number, since it uses less digits than its factorization.

44121044542416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163179384 (or 163179378 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 42.

The spelling of 44121044542416 in words is "forty-four trillion, one hundred twenty-one billion, forty-four million, five hundred forty-two thousand, four hundred sixteen".