190457622529 has 2 divisors, whose sum is σ = 190457622530. Its totient is φ = 190457622528.

The previous prime is 190457622379. The next prime is 190457622569. The reversal of 190457622529 is 925226754091.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140436063504 + 50021559025 = 374748^2 + 223655^2 .

It is a cyclic number.

It is not a de Polignac number, because 190457622529 - 2²⁹ = 189920751617 is a prime.

It is not a weakly prime, because it can be changed into another prime (190457622569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95228811264 + 95228811265.

It is an arithmetic number, because the mean of its divisors is an integer number (95228811265).

Almost surely, 2^190457622529 is an apocalyptic number.

It is an amenable number.

190457622529 is a deficient number, since it is larger than the sum of its proper divisors (1).

190457622529 is an equidigital number, since it uses as much as digits as its factorization.

190457622529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 190457622529 in words is "one hundred ninety billion, four hundred fifty-seven million, six hundred twenty-two thousand, five hundred twenty-nine".