1931192840368 has 60 divisors (see below), whose sum is σ = 4164823052320. Its totient is φ = 866703277440.

The previous prime is 1931192840363. The next prime is 1931192840383. The reversal of 1931192840368 is 8630482911391.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1931192840363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6160455 + ... + 6466342.

Almost surely, 2^{1931192840368} is an apocalyptic number.

It is an amenable number.

1931192840368 is an abundant number, since it is smaller than the sum of its proper divisors (2233630211952).

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

1931192840368 is a wasteful number, since it uses less digits than its factorization.

1931192840368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12626906 (or 12626889 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 55.

The spelling of 1931192840368 in words is "one trillion, nine hundred thirty-one billion, one hundred ninety-two million, eight hundred forty thousand, three hundred sixty-eight".