73273572372 has 288 divisors, whose sum is σ = 234477936000. Its totient is φ = 17506298880.

The previous prime is 73273572367. The next prime is 73273572373. The reversal of 73273572372 is 27327537237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73273572373) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26653254 + ... + 26656002.

It is an arithmetic number, because the mean of its divisors is an integer number (814159500).

Almost surely, 2^73273572372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73273572372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117238968000).

73273572372 is an abundant number, since it is smaller than the sum of its proper divisors (161204363628).

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

73273572372 is a wasteful number, since it uses less digits than its factorization.

73273572372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3102 counting only the distinct ones).

The product of its digits is 2593080, while the sum is 48.

The spelling of 73273572372 in words is "seventy-three billion, two hundred seventy-three million, five hundred seventy-two thousand, three hundred seventy-two".