55635575000 has 96 divisors (see below), whose sum is σ = 130628045520. Its totient is φ = 22213200000.

The previous prime is 55635574997. The next prime is 55635575077. The reversal of 55635575000 is 57553655.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16073270 + ... + 16076730.

Almost surely, 2^55635575000 is an apocalyptic number.

55635575000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55635575000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65314022760).

55635575000 is an abundant number, since it is smaller than the sum of its proper divisors (74992470520).

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

55635575000 is an equidigital number, since it uses as much as digits as its factorization.

55635575000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4135 (or 4111 counting only the distinct ones).

The product of its (nonzero) digits is 393750, while the sum is 41.

The spelling of 55635575000 in words is "fifty-five billion, six hundred thirty-five million, five hundred seventy-five thousand".