44401144339987 has 2 divisors, whose sum is σ = 44401144339988. Its totient is φ = 44401144339986.

The previous prime is 44401144339973. The next prime is 44401144340071. The reversal of 44401144339987 is 78993344110444.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44401144339987 is a prime.

It is not a weakly prime, because it can be changed into another prime (44401144339967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22200572169993 + 22200572169994.

It is an arithmetic number, because the mean of its divisors is an integer number (22200572169994).

Almost surely, 2^{44401144339987} is an apocalyptic number.

44401144339987 is a deficient number, since it is larger than the sum of its proper divisors (1).

44401144339987 is an equidigital number, since it uses as much as digits as its factorization.

44401144339987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41803776, while the sum is 61.

The spelling of 44401144339987 in words is "forty-four trillion, four hundred one billion, one hundred forty-four million, three hundred thirty-nine thousand, nine hundred eighty-seven".