55898196950 has 24 divisors (see below), whose sum is σ = 103983482280. Its totient is φ = 22356518400.

The previous prime is 55898196929. The next prime is 55898196989. The reversal of 55898196950 is 5969189855.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 367361 + ... + 496739.

It is an arithmetic number, because the mean of its divisors is an integer number (4332645095).

Almost surely, 2^55898196950 is an apocalyptic number.

55898196950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55898196950 is a deficient number, since it is larger than the sum of its proper divisors (48085285330).

55898196950 is a wasteful number, since it uses less digits than its factorization.

55898196950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138032 (or 138027 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 65.

The spelling of 55898196950 in words is "fifty-five billion, eight hundred ninety-eight million, one hundred ninety-six thousand, nine hundred fifty".