2192191937988 has 96 divisors (see below), whose sum is σ = 6050619724800. Its totient is φ = 611236036224.

The previous prime is 2192191937941. The next prime is 2192191938049. The reversal of 2192191937988 is 8897391912912.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16010218 + ... + 16146561.

It is an arithmetic number, because the mean of its divisors is an integer number (63027288800).

Almost surely, 2^{2192191937988} is an apocalyptic number.

It is an amenable number.

2192191937988 is an abundant number, since it is smaller than the sum of its proper divisors (3858427786812).

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

2192191937988 is a wasteful number, since it uses less digits than its factorization.

2192191937988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32156841 (or 32156839 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 69.

The spelling of 2192191937988 in words is "two trillion, one hundred ninety-two billion, one hundred ninety-one million, nine hundred thirty-seven thousand, nine hundred eighty-eight".