72345487598 has 16 divisors (see below), whose sum is σ = 114821592720. Its totient is φ = 34091352576.

The previous prime is 72345487549. The next prime is 72345487633. The reversal of 72345487598 is 89578454327.

It is a self number, because there is not a number n which added to its sum of digits gives 72345487598.

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, 4924865 + ... + 4939532.

It is an arithmetic number, because the mean of its divisors is an integer number (7176349545).

Almost surely, 2^72345487598 is an apocalyptic number.

72345487598 is a deficient number, since it is larger than the sum of its proper divisors (42476105122).

72345487598 is a wasteful number, since it uses less digits than its factorization.

72345487598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9864611.

The product of its digits is 67737600, while the sum is 62.

The spelling of 72345487598 in words is "seventy-two billion, three hundred forty-five million, four hundred eighty-seven thousand, five hundred ninety-eight".