15404234673243 has 16 divisors (see below), whose sum is σ = 22536238828320. Its totient is φ = 9300669990144.

The previous prime is 15404234673221. The next prime is 15404234673263. The reversal of 15404234673243 is 34237643240451.

It is not a de Polignac number, because 15404234673243 - 2²⁵ = 15404201118811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15404234673192 and 15404234673201.

It is not an unprimeable number, because it can be changed into a prime (15404234673203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3726227898 + ... + 3726232031.

It is an arithmetic number, because the mean of its divisors is an integer number (1408514926770).

Almost surely, 2^{15404234673243} is an apocalyptic number.

15404234673243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

15404234673243 is a deficient number, since it is larger than the sum of its proper divisors (7132004155077).

15404234673243 is a wasteful number, since it uses less digits than its factorization.

15404234673243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7452459998.

The product of its (nonzero) digits is 5806080, while the sum is 48.

The spelling of 15404234673243 in words is "fifteen trillion, four hundred four billion, two hundred thirty-four million, six hundred seventy-three thousand, two hundred forty-three".