55243602383 has 4 divisors (see below), whose sum is σ = 55552226040. Its totient is φ = 54934978728.

The previous prime is 55243602371. The next prime is 55243602419. The reversal of 55243602383 is 38320634255.

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

It is a cyclic number.

It is not a de Polignac number, because 55243602383 - 2⁴ = 55243602367 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55243602383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55243602353) 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, 154311560 + ... + 154311917.

It is an arithmetic number, because the mean of its divisors is an integer number (13888056510).

Almost surely, 2^55243602383 is an apocalyptic number.

55243602383 is a deficient number, since it is larger than the sum of its proper divisors (308623657).

55243602383 is a wasteful number, since it uses less digits than its factorization.

55243602383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308623656.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 55243602383 in words is "fifty-five billion, two hundred forty-three million, six hundred two thousand, three hundred eighty-three".