73427522572437 has 8 divisors (see below), whose sum is σ = 106803669196320. Its totient is φ = 44501528831760.

The previous prime is 73427522572381. The next prime is 73427522572483.

73427522572437 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73427522572437 - 2¹⁶ = 73427522506901 is a prime.

It is a super-2 number, since 2×73427522572437² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73427522572487) 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 7 ways as a sum of consecutive naturals, for example, 1112538220762 + ... + 1112538220827.

It is an arithmetic number, because the mean of its divisors is an integer number (13350458649540).

Almost surely, 2^{73427522572437} is an apocalyptic number.

It is an amenable number.

73427522572437 is a deficient number, since it is larger than the sum of its proper divisors (33376146623883).

73427522572437 is a wasteful number, since it uses less digits than its factorization.

73427522572437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225076441603.

The product of its digits is 138297600, while the sum is 60.

The spelling of 73427522572437 in words is "seventy-three trillion, four hundred twenty-seven billion, five hundred twenty-two million, five hundred seventy-two thousand, four hundred thirty-seven".