243014634925278 has 16 divisors (see below), whose sum is σ = 486029574014976. Its totient is φ = 81004827614360.

The previous prime is 243014634925261. The next prime is 243014634925291. The reversal of 243014634925278 is 872529436410342.

It is a super-2 number, since 2×243014634925278² (a number of 30 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1533876 + ... + 22099367.

It is an arithmetic number, because the mean of its divisors is an integer number (30376848375936).

It is a 1-persistent number, because it is pandigital, but 2⋅243014634925278 = 486029269850556 is not.

Almost surely, 2^{243014634925278} is an apocalyptic number.

243014634925278 is an abundant number, since it is smaller than the sum of its proper divisors (243014939089698).

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

243014634925278 is a wasteful number, since it uses less digits than its factorization.

243014634925278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25347039.

The product of its (nonzero) digits is 69672960, while the sum is 60.

The spelling of 243014634925278 in words is "two hundred forty-three trillion, fourteen billion, six hundred thirty-four million, nine hundred twenty-five thousand, two hundred seventy-eight".