44500236139 has 2 divisors, whose sum is σ = 44500236140. Its totient is φ = 44500236138.

The previous prime is 44500236113. The next prime is 44500236163. The reversal of 44500236139 is 93163200544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44500236139 - 2⁵ = 44500236107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44500236098 and 44500236107.

It is not a weakly prime, because it can be changed into another prime (44500636139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22250118069 + 22250118070.

It is an arithmetic number, because the mean of its divisors is an integer number (22250118070).

Almost surely, 2^44500236139 is an apocalyptic number.

44500236139 is a deficient number, since it is larger than the sum of its proper divisors (1).

44500236139 is an equidigital number, since it uses as much as digits as its factorization.

44500236139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 44500236139 in words is "forty-four billion, five hundred million, two hundred thirty-six thousand, one hundred thirty-nine".