19040022088672 has 48 divisors (see below), whose sum is σ = 40373776250640. Its totient is φ = 8786555753472.

The previous prime is 19040022088667. The next prime is 19040022088721. The reversal of 19040022088672 is 27688022004091.

It is a super-2 number, since 2×19040022088672² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209479 + ... + 6174457.

It is an arithmetic number, because the mean of its divisors is an integer number (841120338555).

Almost surely, 2^{19040022088672} is an apocalyptic number.

It is an amenable number.

19040022088672 is an abundant number, since it is smaller than the sum of its proper divisors (21333754161968).

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

19040022088672 is a wasteful number, since it uses less digits than its factorization.

19040022088672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5972675 (or 5972667 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 19040022088672 in words is "nineteen trillion, forty billion, twenty-two million, eighty-eight thousand, six hundred seventy-two".