190157215986239 has 2 divisors, whose sum is σ = 190157215986240. Its totient is φ = 190157215986238.

The previous prime is 190157215986131. The next prime is 190157215986301. The reversal of 190157215986239 is 932689512751091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190157215986239 - 2²⁰ = 190157214937663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190157215286239) 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, 95078607993119 + 95078607993120.

It is an arithmetic number, because the mean of its divisors is an integer number (95078607993120).

Almost surely, 2^{190157215986239} is an apocalyptic number.

190157215986239 is a deficient number, since it is larger than the sum of its proper divisors (1).

190157215986239 is an equidigital number, since it uses as much as digits as its factorization.

190157215986239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73483200, while the sum is 68.

The spelling of 190157215986239 in words is "one hundred ninety trillion, one hundred fifty-seven billion, two hundred fifteen million, nine hundred eighty-six thousand, two hundred thirty-nine".