190873154223 has 12 divisors (see below), whose sum is σ = 275849814240. Its totient is φ = 127182240096.

The previous prime is 190873154207. The next prime is 190873154237. The reversal of 190873154223 is 322451378091.

It is a happy number.

190873154223 is a `hidden beast` number, since 1 + 9 + 0 + 87 + 3 + 1 + 542 + 23 = 666.

It is not a de Polignac number, because 190873154223 - 2⁴ = 190873154207 is a prime.

It is a super-2 number, since 2×190873154223² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190873154203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5525943 + ... + 5560376.

It is an arithmetic number, because the mean of its divisors is an integer number (22987484520).

Almost surely, 2^190873154223 is an apocalyptic number.

190873154223 is a deficient number, since it is larger than the sum of its proper divisors (84976660017).

190873154223 is a wasteful number, since it uses less digits than its factorization.

190873154223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11088238 (or 11088235 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 190873154223 in words is "one hundred ninety billion, eight hundred seventy-three million, one hundred fifty-four thousand, two hundred twenty-three".