44666312124139 has 2 divisors, whose sum is σ = 44666312124140. Its totient is φ = 44666312124138.

The previous prime is 44666312124103. The next prime is 44666312124143. The reversal of 44666312124139 is 93142121366644.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44666312124139 - 2¹⁷ = 44666311993067 is a prime.

It is a super-2 number, since 2×44666312124139² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44666312124839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22333156062069 + 22333156062070.

It is an arithmetic number, because the mean of its divisors is an integer number (22333156062070).

Almost surely, 2^{44666312124139} is an apocalyptic number.

44666312124139 is a deficient number, since it is larger than the sum of its proper divisors (1).

44666312124139 is an equidigital number, since it uses as much as digits as its factorization.

44666312124139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 52.

The spelling of 44666312124139 in words is "forty-four trillion, six hundred sixty-six billion, three hundred twelve million, one hundred twenty-four thousand, one hundred thirty-nine".