556463534385 has 48 divisors (see below), whose sum is σ = 981545056128. Its totient is φ = 268999610880.

The previous prime is 556463534381. The next prime is 556463534401. The reversal of 556463534385 is 583435364655.

556463534385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556463534385 - 2² = 556463534381 is a prime.

It is not an unprimeable number, because it can be changed into a prime (556463534381) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156772 + ... + 1066538.

It is an arithmetic number, because the mean of its divisors is an integer number (20448855336).

Almost surely, 2^556463534385 is an apocalyptic number.

556463534385 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

556463534385 is a deficient number, since it is larger than the sum of its proper divisors (425081521743).

556463534385 is a wasteful number, since it uses less digits than its factorization.

556463534385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910134 (or 910123 counting only the distinct ones).

The product of its digits is 77760000, while the sum is 57.

The spelling of 556463534385 in words is "five hundred fifty-six billion, four hundred sixty-three million, five hundred thirty-four thousand, three hundred eighty-five".