73272300612 has 48 divisors (see below), whose sum is σ = 195743721600. Its totient is φ = 20897344512.

The previous prime is 73272300589. The next prime is 73272300617. The reversal of 73272300612 is 21600327237.

It is not an unprimeable number, because it can be changed into a prime (73272300617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736237 + ... + 829812.

It is an arithmetic number, because the mean of its divisors is an integer number (4077994200).

Almost surely, 2^73272300612 is an apocalyptic number.

It is an amenable number.

73272300612 is an abundant number, since it is smaller than the sum of its proper divisors (122471420988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73272300612 is a wasteful number, since it uses less digits than its factorization.

73272300612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566620 (or 1566618 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 33.

Adding to 73272300612 its reverse (21600327237), we get a palindrome (94872627849).

The spelling of 73272300612 in words is "seventy-three billion, two hundred seventy-two million, three hundred thousand, six hundred twelve".