139850425331 has 2 divisors, whose sum is σ = 139850425332. Its totient is φ = 139850425330.

The previous prime is 139850425219. The next prime is 139850425349. The reversal of 139850425331 is 133524058931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 139850425331 - 2³⁴ = 122670556147 is a prime.

It is a super-2 number, since 2×139850425331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (139850625331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69925212665 + 69925212666.

It is an arithmetic number, because the mean of its divisors is an integer number (69925212666).

Almost surely, 2^139850425331 is an apocalyptic number.

139850425331 is a deficient number, since it is larger than the sum of its proper divisors (1).

139850425331 is an equidigital number, since it uses as much as digits as its factorization.

139850425331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 139850425331 in words is "one hundred thirty-nine billion, eight hundred fifty million, four hundred twenty-five thousand, three hundred thirty-one".