56461253424 has 20 divisors (see below), whose sum is σ = 145858238136. Its totient is φ = 18820417792.

The previous prime is 56461253413. The next prime is 56461253447. The reversal of 56461253424 is 42435216465.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588138009 + ... + 588138104.

Almost surely, 2^56461253424 is an apocalyptic number.

It is an amenable number.

56461253424 is an abundant number, since it is smaller than the sum of its proper divisors (89396984712).

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

56461253424 is a wasteful number, since it uses less digits than its factorization.

56461253424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176276124 (or 1176276118 counting only the distinct ones).

The product of its digits is 691200, while the sum is 42.

Adding to 56461253424 its reverse (42435216465), we get a palindrome (98896469889).

The spelling of 56461253424 in words is "fifty-six billion, four hundred sixty-one million, two hundred fifty-three thousand, four hundred twenty-four".