72372727061 has 12 divisors (see below), whose sum is σ = 76440368928. Its totient is φ = 68391887784.

The previous prime is 72372726971. The next prime is 72372727121. The reversal of 72372727061 is 16072727327.

It is not a de Polignac number, because 72372727061 - 2¹⁰ = 72372726037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72372723061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69935 + ... + 386828.

It is an arithmetic number, because the mean of its divisors is an integer number (6370030744).

Almost surely, 2^72372727061 is an apocalyptic number.

It is an amenable number.

72372727061 is a deficient number, since it is larger than the sum of its proper divisors (4067641867).

72372727061 is an equidigital number, since it uses as much as digits as its factorization.

72372727061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456952 (or 456869 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 44.

The spelling of 72372727061 in words is "seventy-two billion, three hundred seventy-two million, seven hundred twenty-seven thousand, sixty-one".