190314998517 has 16 divisors (see below), whose sum is σ = 290010028160. Its totient is φ = 108749094912.

The previous prime is 190314998513. The next prime is 190314998539. The reversal of 190314998517 is 715899413091.

It is a happy number.

It is not a de Polignac number, because 190314998517 - 2² = 190314998513 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190314998513) 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, 1570533 + ... + 1687365.

It is an arithmetic number, because the mean of its divisors is an integer number (18125626760).

Almost surely, 2^190314998517 is an apocalyptic number.

It is an amenable number.

190314998517 is a deficient number, since it is larger than the sum of its proper divisors (99695029643).

190314998517 is a wasteful number, since it uses less digits than its factorization.

190314998517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194412.

The product of its (nonzero) digits is 2449440, while the sum is 57.

The spelling of 190314998517 in words is "one hundred ninety billion, three hundred fourteen million, nine hundred ninety-eight thousand, five hundred seventeen".