53423432434 has 8 divisors (see below), whose sum is σ = 80470442880. Its totient is φ = 26599951476.

The previous prime is 53423432407. The next prime is 53423432441. The reversal of 53423432434 is 43423432435.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 53423432393 and 53423432402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55881774 + ... + 55882729.

It is an arithmetic number, because the mean of its divisors is an integer number (10058805360).

Almost surely, 2^53423432434 is an apocalyptic number.

53423432434 is a deficient number, since it is larger than the sum of its proper divisors (27047010446).

53423432434 is a wasteful number, since it uses less digits than its factorization.

53423432434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111764744.

The product of its digits is 414720, while the sum is 37.

Adding to 53423432434 its reverse (43423432435), we get a palindrome (96846864869).

Subtracting from 53423432434 its reverse (43423432435), we obtain a palindrome (9999999999).

The spelling of 53423432434 in words is "fifty-three billion, four hundred twenty-three million, four hundred thirty-two thousand, four hundred thirty-four".