40504125139 has 2 divisors, whose sum is σ = 40504125140. Its totient is φ = 40504125138.

The previous prime is 40504125119. The next prime is 40504125187. The reversal of 40504125139 is 93152140504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40504125139 - 2¹⁵ = 40504092371 is a prime.

It is not a weakly prime, because it can be changed into another prime (40504125119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20252062569 + 20252062570.

It is an arithmetic number, because the mean of its divisors is an integer number (20252062570).

Almost surely, 2^40504125139 is an apocalyptic number.

40504125139 is a deficient number, since it is larger than the sum of its proper divisors (1).

40504125139 is an equidigital number, since it uses as much as digits as its factorization.

40504125139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 40504125139 in words is "forty billion, five hundred four million, one hundred twenty-five thousand, one hundred thirty-nine".