190938542600 has 48 divisors (see below), whose sum is σ = 478080742020. Its totient is φ = 70500384000.

The previous prime is 190938542591. The next prime is 190938542617. The reversal of 190938542600 is 6245839091.

It can be written as a sum of positive squares in 6 ways, for example, as 22676143396 + 168262399204 = 150586^2 + 410198^2 .

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, 36716351 + ... + 36721550.

Almost surely, 2^190938542600 is an apocalyptic number.

190938542600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190938542600 is an abundant number, since it is smaller than the sum of its proper divisors (287142199420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190938542600 is a wasteful number, since it uses less digits than its factorization.

190938542600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73437930 (or 73437921 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 190938542600 in words is "one hundred ninety billion, nine hundred thirty-eight million, five hundred forty-two thousand, six hundred".