72385080772 has 24 divisors (see below), whose sum is σ = 131540270400. Its totient is φ = 34811638176.

The previous prime is 72385080769. The next prime is 72385080853. The reversal of 72385080772 is 27708058327.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155822 + ... + 1216837.

It is an arithmetic number, because the mean of its divisors is an integer number (5480844600).

Almost surely, 2^72385080772 is an apocalyptic number.

It is an amenable number.

72385080772 is a deficient number, since it is larger than the sum of its proper divisors (59155189628).

72385080772 is a wasteful number, since it uses less digits than its factorization.

72385080772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372955 (or 2372953 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 72385080772 in words is "seventy-two billion, three hundred eighty-five million, eighty thousand, seven hundred seventy-two".