15434338423 has 8 divisors (see below), whose sum is σ = 17641008000. Its totient is φ = 13228109880.

The previous prime is 15434338379. The next prime is 15434338441. The reversal of 15434338423 is 32483343451.

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

It is a cyclic number.

It is not a de Polignac number, because 15434338423 - 2¹³ = 15434330231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15434338453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31513 + ... + 178498.

It is an arithmetic number, because the mean of its divisors is an integer number (2205126000).

Almost surely, 2^15434338423 is an apocalyptic number.

15434338423 is a deficient number, since it is larger than the sum of its proper divisors (2206669577).

15434338423 is a wasteful number, since it uses less digits than its factorization.

15434338423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220517.

The product of its digits is 414720, while the sum is 40.

The spelling of 15434338423 in words is "fifteen billion, four hundred thirty-four million, three hundred thirty-eight thousand, four hundred twenty-three".