190993285417 has 16 divisors (see below), whose sum is σ = 211599009792. Its totient is φ = 170931269520.

The previous prime is 190993285409. The next prime is 190993285421. The reversal of 190993285417 is 714582399091.

It is not a de Polignac number, because 190993285417 - 2³ = 190993285409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (190993283417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1103728 + ... + 1264990.

It is an arithmetic number, because the mean of its divisors is an integer number (13224938112).

Almost surely, 2^190993285417 is an apocalyptic number.

It is an amenable number.

190993285417 is a deficient number, since it is larger than the sum of its proper divisors (20605724375).

190993285417 is a wasteful number, since it uses less digits than its factorization.

190993285417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162948.

The product of its (nonzero) digits is 4898880, while the sum is 58.

The spelling of 190993285417 in words is "one hundred ninety billion, nine hundred ninety-three million, two hundred eighty-five thousand, four hundred seventeen".