73634882685 has 64 divisors (see below), whose sum is σ = 145862545920. Its totient is φ = 31072204800.

The previous prime is 73634882683. The next prime is 73634882693. The reversal of 73634882685 is 58628843637.

It is a happy number.

It is not a de Polignac number, because 73634882685 - 2¹ = 73634882683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73634882683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71085 + ... + 390285.

It is an arithmetic number, because the mean of its divisors is an integer number (2279102280).

Almost surely, 2^73634882685 is an apocalyptic number.

It is an amenable number.

73634882685 is a deficient number, since it is larger than the sum of its proper divisors (72227663235).

73634882685 is a wasteful number, since it uses less digits than its factorization.

73634882685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319255 (or 319229 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 60.

The spelling of 73634882685 in words is "seventy-three billion, six hundred thirty-four million, eight hundred eighty-two thousand, six hundred eighty-five".