190207892493 has 8 divisors (see below), whose sum is σ = 281789470400. Its totient is φ = 126805261644.

The previous prime is 190207892491. The next prime is 190207892519. The reversal of 190207892493 is 394298702091.

190207892493 is a `hidden beast` number, since 190 + 207 + 8 + 9 + 249 + 3 = 666.

It is not a de Polignac number, because 190207892493 - 2¹ = 190207892491 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190207892491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3522368353 + ... + 3522368406.

It is an arithmetic number, because the mean of its divisors is an integer number (35223683800).

Almost surely, 2^190207892493 is an apocalyptic number.

It is an amenable number.

190207892493 is a deficient number, since it is larger than the sum of its proper divisors (91581577907).

190207892493 is an equidigital number, since it uses as much as digits as its factorization.

190207892493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7044736768 (or 7044736762 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 190207892493 in words is "one hundred ninety billion, two hundred seven million, eight hundred ninety-two thousand, four hundred ninety-three".