56435547480 has 128 divisors (see below), whose sum is σ = 182529547200. Its totient is φ = 13876641792.

The previous prime is 56435547457. The next prime is 56435547481. The reversal of 56435547480 is 8474553465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56435547481) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1442416 + ... + 1481024.

Almost surely, 2^56435547480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56435547480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91264773600).

56435547480 is an abundant number, since it is smaller than the sum of its proper divisors (126093999720).

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

56435547480 is a wasteful number, since it uses less digits than its factorization.

56435547480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39573 (or 39569 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 51.

The spelling of 56435547480 in words is "fifty-six billion, four hundred thirty-five million, five hundred forty-seven thousand, four hundred eighty".