190284323255 has 64 divisors (see below), whose sum is σ = 254570601600. Its totient is φ = 135646617600.

The previous prime is 190284323249. The next prime is 190284323269. The reversal of 190284323255 is 552323482091.

It is not a de Polignac number, because 190284323255 - 2¹⁰ = 190284322231 is a prime.

It is a super-2 number, since 2×190284323255² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 124286840 + ... + 124288370.

It is an arithmetic number, because the mean of its divisors is an integer number (3977665650).

Almost surely, 2^190284323255 is an apocalyptic number.

190284323255 is a deficient number, since it is larger than the sum of its proper divisors (64286278345).

190284323255 is a wasteful number, since it uses less digits than its factorization.

190284323255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 190284323255 in words is "one hundred ninety billion, two hundred eighty-four million, three hundred twenty-three thousand, two hundred fifty-five".