192342891457 has 32 divisors (see below), whose sum is σ = 200530446336. Its totient is φ = 184369348800.

The previous prime is 192342891449. The next prime is 192342891467. The reversal of 192342891457 is 754198243291.

It is a cyclic number.

It is not a de Polignac number, because 192342891457 - 2³ = 192342891449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 192342891398 and 192342891407.

It is not an unprimeable number, because it can be changed into a prime (192342891467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248826123 + ... + 248826895.

It is an arithmetic number, because the mean of its divisors is an integer number (6266576448).

Almost surely, 2^192342891457 is an apocalyptic number.

It is an amenable number.

192342891457 is a deficient number, since it is larger than the sum of its proper divisors (8187554879).

192342891457 is a wasteful number, since it uses less digits than its factorization.

192342891457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381.

The product of its digits is 4354560, while the sum is 55.

The spelling of 192342891457 in words is "one hundred ninety-two billion, three hundred forty-two million, eight hundred ninety-one thousand, four hundred fifty-seven".