55371813248 has 32 divisors (see below), whose sum is σ = 110971622160. Its totient is φ = 27520112128.

The previous prime is 55371813247. The next prime is 55371813257. The reversal of 55371813248 is 84231817355.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55371813247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1273811 + ... + 1316562.

Almost surely, 2^55371813248 is an apocalyptic number.

It is an amenable number.

55371813248 is an abundant number, since it is smaller than the sum of its proper divisors (55599808912).

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

55371813248 is a wasteful number, since it uses less digits than its factorization.

55371813248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2590554 (or 2590542 counting only the distinct ones).

The product of its digits is 806400, while the sum is 47.

The spelling of 55371813248 in words is "fifty-five billion, three hundred seventy-one million, eight hundred thirteen thousand, two hundred forty-eight".