55525408556 has 18 divisors (see below), whose sum is σ = 102552817500. Its totient is φ = 26301508632.

The previous prime is 55525408493. The next prime is 55525408559. The reversal of 55525408556 is 65580452555.

It is not an unprimeable number, because it can be changed into a prime (55525408559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19224806 + ... + 19227693.

It is an arithmetic number, because the mean of its divisors is an integer number (5697378750).

Almost surely, 2^55525408556 is an apocalyptic number.

It is an amenable number.

55525408556 is a deficient number, since it is larger than the sum of its proper divisors (47027408944).

55525408556 is a wasteful number, since it uses less digits than its factorization.

55525408556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38452541 (or 38452520 counting only the distinct ones).

The product of its (nonzero) digits is 6000000, while the sum is 50.

The spelling of 55525408556 in words is "fifty-five billion, five hundred twenty-five million, four hundred eight thousand, five hundred fifty-six".