190735218850 has 24 divisors (see below), whose sum is σ = 387019099728. Its totient is φ = 69358261200.

The previous prime is 190735218833. The next prime is 190735218923. The reversal of 190735218850 is 58812537091.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 190735218794 and 190735218803.

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, 173395104 + ... + 173396203.

It is an arithmetic number, because the mean of its divisors is an integer number (16125795822).

Almost surely, 2^190735218850 is an apocalyptic number.

190735218850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

190735218850 is an abundant number, since it is smaller than the sum of its proper divisors (196283880878).

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

190735218850 is a wasteful number, since it uses less digits than its factorization.

190735218850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346791330 (or 346791325 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 49.

The spelling of 190735218850 in words is "one hundred ninety billion, seven hundred thirty-five million, two hundred eighteen thousand, eight hundred fifty".