72453916846 has 8 divisors (see below), whose sum is σ = 108931871664. Its totient is φ = 36143292960.

The previous prime is 72453916841. The next prime is 72453916849. The reversal of 72453916846 is 64861935427.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72453916841) 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, 41831650 + ... + 41833381.

It is an arithmetic number, because the mean of its divisors is an integer number (13616483958).

Almost surely, 2^72453916846 is an apocalyptic number.

72453916846 is a deficient number, since it is larger than the sum of its proper divisors (36477954818).

72453916846 is a wasteful number, since it uses less digits than its factorization.

72453916846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83665466.

The product of its digits is 8709120, while the sum is 55.

The spelling of 72453916846 in words is "seventy-two billion, four hundred fifty-three million, nine hundred sixteen thousand, eight hundred forty-six".