73126570385 has 16 divisors (see below), whose sum is σ = 96302570112. Its totient is φ = 52864492800.

The previous prime is 73126570379. The next prime is 73126570427. The reversal of 73126570385 is 58307562137.

It is not a de Polignac number, because 73126570385 - 2⁸ = 73126570129 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 3971576 + ... + 3989945.

It is an arithmetic number, because the mean of its divisors is an integer number (6018910632).

Almost surely, 2^73126570385 is an apocalyptic number.

It is an amenable number.

73126570385 is a deficient number, since it is larger than the sum of its proper divisors (23175999727).

73126570385 is a wasteful number, since it uses less digits than its factorization.

73126570385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7961704.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 73126570385 in words is "seventy-three billion, one hundred twenty-six million, five hundred seventy thousand, three hundred eighty-five".