190934379525 has 12 divisors (see below), whose sum is σ = 315678174272. Its totient is φ = 101831669040.

The previous prime is 190934379491. The next prime is 190934379533. The reversal of 190934379525 is 525973439091.

It is not a de Polignac number, because 190934379525 - 2²⁰ = 190933330949 is a prime.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1272895789 + ... + 1272895938.

Almost surely, 2^190934379525 is an apocalyptic number.

190934379525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

190934379525 is a deficient number, since it is larger than the sum of its proper divisors (124743794747).

190934379525 is a wasteful number, since it uses less digits than its factorization.

190934379525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545791740 (or 2545791735 counting only the distinct ones).

The product of its (nonzero) digits is 9185400, while the sum is 57.

The spelling of 190934379525 in words is "one hundred ninety billion, nine hundred thirty-four million, three hundred seventy-nine thousand, five hundred twenty-five".