39750501139 has 2 divisors, whose sum is σ = 39750501140. Its totient is φ = 39750501138.

The previous prime is 39750501127. The next prime is 39750501169. The reversal of 39750501139 is 93110505793.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39750501139 - 2¹⁷ = 39750370067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39750501095 and 39750501104.

It is not a weakly prime, because it can be changed into another prime (39750501169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19875250569 + 19875250570.

It is an arithmetic number, because the mean of its divisors is an integer number (19875250570).

Almost surely, 2^39750501139 is an apocalyptic number.

39750501139 is a deficient number, since it is larger than the sum of its proper divisors (1).

39750501139 is an equidigital number, since it uses as much as digits as its factorization.

39750501139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127575, while the sum is 43.

The spelling of 39750501139 in words is "thirty-nine billion, seven hundred fifty million, five hundred one thousand, one hundred thirty-nine".