72246989042 has 8 divisors (see below), whose sum is σ = 110207271600. Its totient is φ = 35511231844.

The previous prime is 72246989027. The next prime is 72246989047. The reversal of 72246989042 is 24098964227.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 306131192 + ... + 306131427.

It is an arithmetic number, because the mean of its divisors is an integer number (13775908950).

Almost surely, 2^72246989042 is an apocalyptic number.

72246989042 is a deficient number, since it is larger than the sum of its proper divisors (37960282558).

72246989042 is a wasteful number, since it uses less digits than its factorization.

72246989042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612262680.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 72246989042 in words is "seventy-two billion, two hundred forty-six million, nine hundred eighty-nine thousand, forty-two".