56554645255436 has 12 divisors (see below), whose sum is σ = 101384546982600. Its totient is φ = 27587631831840.

The previous prime is 56554645255379. The next prime is 56554645255487. The reversal of 56554645255436 is 63455254645565.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172422698786 + ... + 172422699113.

It is an arithmetic number, because the mean of its divisors is an integer number (8448712248550).

Almost surely, 2^{56554645255436} is an apocalyptic number.

It is an amenable number.

56554645255436 is a deficient number, since it is larger than the sum of its proper divisors (44829901727164).

56554645255436 is a wasteful number, since it uses less digits than its factorization.

56554645255436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344845397944 (or 344845397942 counting only the distinct ones).

The product of its digits is 1296000000, while the sum is 65.

The spelling of 56554645255436 in words is "fifty-six trillion, five hundred fifty-four billion, six hundred forty-five million, two hundred fifty-five thousand, four hundred thirty-six".