52550000198 has 4 divisors (see below), whose sum is σ = 78825000300. Its totient is φ = 26275000098.

The previous prime is 52550000149. The next prime is 52550000219. The reversal of 52550000198 is 89100005525.

52550000198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13137500048 + ... + 13137500051.

It is an arithmetic number, because the mean of its divisors is an integer number (19706250075).

Almost surely, 2^52550000198 is an apocalyptic number.

52550000198 is a deficient number, since it is larger than the sum of its proper divisors (26275000102).

52550000198 is a wasteful number, since it uses less digits than its factorization.

52550000198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26275000101.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 52550000198 in words is "fifty-two billion, five hundred fifty million, one hundred ninety-eight", and thus it is an aban number.