72386039444 has 24 divisors (see below), whose sum is σ = 126937717536. Its totient is φ = 36118188000.

The previous prime is 72386039443. The next prime is 72386039459. The reversal of 72386039444 is 44493068327.

It is a junction number, because it is equal to n+sod(n) for n = 72386039392 and 72386039401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72386039441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4998374 + ... + 5012834.

It is an arithmetic number, because the mean of its divisors is an integer number (5289071564).

Almost surely, 2^72386039444 is an apocalyptic number.

It is an amenable number.

72386039444 is a deficient number, since it is larger than the sum of its proper divisors (54551678092).

72386039444 is a wasteful number, since it uses less digits than its factorization.

72386039444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16967 (or 16965 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 50.

The spelling of 72386039444 in words is "seventy-two billion, three hundred eighty-six million, thirty-nine thousand, four hundred forty-four".