72246989043 has 8 divisors (see below), whose sum is σ = 107032576400. Its totient is φ = 48164659344.

The previous prime is 72246989027. The next prime is 72246989047. The reversal of 72246989043 is 34098964227.

It is not a de Polignac number, because 72246989043 - 2⁴ = 72246989027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72246989047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1337907178 + ... + 1337907231.

It is an arithmetic number, because the mean of its divisors is an integer number (13379072050).

Almost surely, 2^72246989043 is an apocalyptic number.

72246989043 is a deficient number, since it is larger than the sum of its proper divisors (34785587357).

72246989043 is a wasteful number, since it uses less digits than its factorization.

72246989043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675814418 (or 2675814412 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 72246989043 in words is "seventy-two billion, two hundred forty-six million, nine hundred eighty-nine thousand, forty-three".