56434155422 has 4 divisors (see below), whose sum is σ = 84651233136. Its totient is φ = 28217077710.

The previous prime is 56434155419. The next prime is 56434155461. The reversal of 56434155422 is 22455143465.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 56434155422.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 14108538854 + ... + 14108538857.

It is an arithmetic number, because the mean of its divisors is an integer number (21162808284).

Almost surely, 2^56434155422 is an apocalyptic number.

56434155422 is a deficient number, since it is larger than the sum of its proper divisors (28217077714).

56434155422 is a wasteful number, since it uses less digits than its factorization.

56434155422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28217077713.

The product of its digits is 576000, while the sum is 41.

Adding to 56434155422 its reverse (22455143465), we get a palindrome (78889298887).

The spelling of 56434155422 in words is "fifty-six billion, four hundred thirty-four million, one hundred fifty-five thousand, four hundred twenty-two".