273243123125 has 80 divisors (see below), whose sum is σ = 404344068480. Its totient is φ = 180706656000.

The previous prime is 273243123103. The next prime is 273243123149. The reversal of 273243123125 is 521321342372.

It is not a de Polignac number, because 273243123125 - 2¹⁶ = 273243057589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13670639 + ... + 13690611.

It is an arithmetic number, because the mean of its divisors is an integer number (5054300856).

Almost surely, 2^273243123125 is an apocalyptic number.

273243123125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

273243123125 is a deficient number, since it is larger than the sum of its proper divisors (131100945355).

273243123125 is an equidigital number, since it uses as much as digits as its factorization.

273243123125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20112 (or 20097 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

Adding to 273243123125 its reverse (521321342372), we get a palindrome (794564465497).

The spelling of 273243123125 in words is "two hundred seventy-three billion, two hundred forty-three million, one hundred twenty-three thousand, one hundred twenty-five".