190396423680 has 160 divisors (see below), whose sum is σ = 629663047200. Its totient is φ = 49021550592.

The previous prime is 190396423669. The next prime is 190396423747. The reversal of 190396423680 is 86324693091.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204715 + ... + 650154.

It is an arithmetic number, because the mean of its divisors is an integer number (3935394045).

Almost surely, 2^190396423680 is an apocalyptic number.

190396423680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190396423680 is an abundant number, since it is smaller than the sum of its proper divisors (439266623520).

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

190396423680 is an equidigital number, since it uses as much as digits as its factorization.

190396423680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854924 (or 854908 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 51.

The spelling of 190396423680 in words is "one hundred ninety billion, three hundred ninety-six million, four hundred twenty-three thousand, six hundred eighty".