73486068437 has 4 divisors (see below), whose sum is σ = 75049601856. Its totient is φ = 71922535020.

The previous prime is 73486068433. The next prime is 73486068443.

73486068437 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73486068437 - 2² = 73486068433 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73486068433) by changing a digit.

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, 781766639 + ... + 781766732.

It is an arithmetic number, because the mean of its divisors is an integer number (18762400464).

Almost surely, 2^73486068437 is an apocalyptic number.

It is an amenable number.

73486068437 is a deficient number, since it is larger than the sum of its proper divisors (1563533419).

73486068437 is a wasteful number, since it uses less digits than its factorization.

73486068437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563533418.

The product of its (nonzero) digits is 16257024, while the sum is 56.

The spelling of 73486068437 in words is "seventy-three billion, four hundred eighty-six million, sixty-eight thousand, four hundred thirty-seven".