73389934385 has 16 divisors (see below), whose sum is σ = 89402944512. Its totient is φ = 57822336000.

The previous prime is 73389934381. The next prime is 73389934403. The reversal of 73389934385 is 58343998337.

It is not a de Polignac number, because 73389934385 - 2² = 73389934381 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73389934381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1585520 + ... + 1631150.

It is an arithmetic number, because the mean of its divisors is an integer number (5587684032).

Almost surely, 2^73389934385 is an apocalyptic number.

It is an amenable number.

73389934385 is a deficient number, since it is larger than the sum of its proper divisors (16013010127).

73389934385 is a wasteful number, since it uses less digits than its factorization.

73389934385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50504.

The product of its digits is 58786560, while the sum is 62.

The spelling of 73389934385 in words is "seventy-three billion, three hundred eighty-nine million, nine hundred thirty-four thousand, three hundred eighty-five".