55245645132383 has 4 divisors (see below), whose sum is σ = 55245685743768. Its totient is φ = 55245604521000.

The previous prime is 55245645132371. The next prime is 55245645132413. The reversal of 55245645132383 is 38323154654255.

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 55245645132383 - 2⁸ = 55245645132127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55245645132343) 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, 18191816 + ... + 21010317.

It is an arithmetic number, because the mean of its divisors is an integer number (13811421435942).

Almost surely, 2^{55245645132383} is an apocalyptic number.

55245645132383 is a deficient number, since it is larger than the sum of its proper divisors (40611385).

55245645132383 is a wasteful number, since it uses less digits than its factorization.

55245645132383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40611384.

The product of its digits is 51840000, while the sum is 56.

The spelling of 55245645132383 in words is "fifty-five trillion, two hundred forty-five billion, six hundred forty-five million, one hundred thirty-two thousand, three hundred eighty-three".