72787339010 has 8 divisors (see below), whose sum is σ = 131017210236. Its totient is φ = 29114935600.

The previous prime is 72787338979. The next prime is 72787339033. The reversal of 72787339010 is 1093378727.

It can be written as a sum of positive squares in 2 ways, for example, as 63852741481 + 8934597529 = 252691^2 + 94523^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3639366941 + ... + 3639366960.

Almost surely, 2^72787339010 is an apocalyptic number.

72787339010 is a deficient number, since it is larger than the sum of its proper divisors (58229871226).

72787339010 is a wasteful number, since it uses less digits than its factorization.

72787339010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7278733908.

The product of its (nonzero) digits is 444528, while the sum is 47.

The spelling of 72787339010 in words is "seventy-two billion, seven hundred eighty-seven million, three hundred thirty-nine thousand, ten".