55847825778383 has 16 divisors (see below), whose sum is σ = 56973677908992. Its totient is φ = 54733684500000.

The previous prime is 55847825778379. The next prime is 55847825778427. The reversal of 55847825778383 is 38387752874855.

It is a cyclic number.

It is not a de Polignac number, because 55847825778383 - 2² = 55847825778379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55847825778298 and 55847825778307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55847825778373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22224698 + ... + 24609608.

It is an arithmetic number, because the mean of its divisors is an integer number (3560854869312).

Almost surely, 2^{55847825778383} is an apocalyptic number.

55847825778383 is a deficient number, since it is larger than the sum of its proper divisors (1125852130609).

55847825778383 is a wasteful number, since it uses less digits than its factorization.

55847825778383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387366.

The product of its digits is 12644352000, while the sum is 80.

The spelling of 55847825778383 in words is "fifty-five trillion, eight hundred forty-seven billion, eight hundred twenty-five million, seven hundred seventy-eight thousand, three hundred eighty-three".