72096191512 has 8 divisors (see below), whose sum is σ = 135180359100. Its totient is φ = 36048095752.

The previous prime is 72096191509. The next prime is 72096191537. The reversal of 72096191512 is 21519169027.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×72096191512² (a number of 23 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 as a sum of consecutive naturals, namely, 4506011962 + ... + 4506011977.

Almost surely, 2^72096191512 is an apocalyptic number.

It is an amenable number.

72096191512 is a deficient number, since it is larger than the sum of its proper divisors (63084167588).

72096191512 is a wasteful number, since it uses less digits than its factorization.

72096191512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9012023945 (or 9012023941 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 43.

The spelling of 72096191512 in words is "seventy-two billion, ninety-six million, one hundred ninety-one thousand, five hundred twelve".