53423032434 has 16 divisors (see below), whose sum is σ = 108657015840. Its totient is φ = 17505852320.

The previous prime is 53423032427. The next prime is 53423032447. The reversal of 53423032434 is 43423032435.

It is a junction number, because it is equal to n+sod(n) for n = 53423032395 and 53423032404.

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, 75455907 + ... + 75456614.

It is an arithmetic number, because the mean of its divisors is an integer number (6791063490).

Almost surely, 2^53423032434 is an apocalyptic number.

53423032434 is an abundant number, since it is smaller than the sum of its proper divisors (55233983406).

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

53423032434 is a wasteful number, since it uses less digits than its factorization.

53423032434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150912585.

The product of its (nonzero) digits is 103680, while the sum is 33.

Adding to 53423032434 its reverse (43423032435), we get a palindrome (96846064869).

Subtracting from 53423032434 its reverse (43423032435), we obtain a palindrome (9999999999).

The spelling of 53423032434 in words is "fifty-three billion, four hundred twenty-three million, thirty-two thousand, four hundred thirty-four".