73434040475 has 12 divisors (see below), whose sum is σ = 91084612176. Its totient is φ = 58730198880.

The previous prime is 73434040453. The next prime is 73434040529. The reversal of 73434040475 is 57404043437.

It is not a de Polignac number, because 73434040475 - 2¹⁸ = 73433778331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337532 + ... + 510681.

It is an arithmetic number, because the mean of its divisors is an integer number (7590384348).

Almost surely, 2^73434040475 is an apocalyptic number.

73434040475 is a deficient number, since it is larger than the sum of its proper divisors (17650571701).

73434040475 is a wasteful number, since it uses less digits than its factorization.

73434040475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851686 (or 851681 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 41.

The spelling of 73434040475 in words is "seventy-three billion, four hundred thirty-four million, forty thousand, four hundred seventy-five".