192042552258 has 18 divisors (see below), whose sum is σ = 416096224947. Its totient is φ = 64013564340.

The previous prime is 192042552241. The next prime is 192042552263. The reversal of 192042552258 is 852255240291.

192042552258 is a `hidden beast` number, since 1 + 9 + 2 + 0 + 42 + 552 + 2 + 58 = 666.

It can be written as a sum of positive squares in only one way, i.e., 96021276129 + 96021276129 = 309873^2 + 309873^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=309873.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1807593 + ... + 1910883.

Almost surely, 2^192042552258 is an apocalyptic number.

192042552258 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

192042552258 is an abundant number, since it is smaller than the sum of its proper divisors (224053672689).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

192042552258 is an frugal number, since it uses more digits than its factorization.

192042552258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206590 (or 103296 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The spelling of 192042552258 in words is "one hundred ninety-two billion, forty-two million, five hundred fifty-two thousand, two hundred fifty-eight".