44129555592145 has 16 divisors (see below), whose sum is σ = 52972149312000. Its totient is φ = 35292523858048.

The previous prime is 44129555592137. The next prime is 44129555592149. The reversal of 44129555592145 is 54129555592144.

It is a cyclic number.

It is not a de Polignac number, because 44129555592145 - 2³ = 44129555592137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44129555592149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378284736 + ... + 378401374.

It is an arithmetic number, because the mean of its divisors is an integer number (3310759332000).

Almost surely, 2^{44129555592145} is an apocalyptic number.

It is an amenable number.

44129555592145 is a deficient number, since it is larger than the sum of its proper divisors (8842593719855).

44129555592145 is a wasteful number, since it uses less digits than its factorization.

44129555592145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139832.

The product of its digits is 64800000, while the sum is 61.

Subtracting 44129555592145 from its reverse (54129555592144), we obtain a palindrome (9999999999999).

The spelling of 44129555592145 in words is "forty-four trillion, one hundred twenty-nine billion, five hundred fifty-five million, five hundred ninety-two thousand, one hundred forty-five".