83173135560400 has 60 divisors (see below), whose sum is σ = 199846867662400. Its totient is φ = 33265356704640.

The previous prime is 83173135560379. The next prime is 83173135560433. The reversal of 83173135560400 is 406553137138.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8759880 + ... + 15591079.

Almost surely, 2^{83173135560400} is an apocalyptic number.

83173135560400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

83173135560400 is an abundant number, since it is smaller than the sum of its proper divisors (116673732102000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83173135560400 is a wasteful number, since it uses less digits than its factorization.

83173135560400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24359516 (or 24359505 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 46.

Adding to 83173135560400 its reverse (406553137138), we get a palindrome (83579688697538).

The spelling of 83173135560400 in words is "eighty-three trillion, one hundred seventy-three billion, one hundred thirty-five million, five hundred sixty thousand, four hundred".