55508368367 has 4 divisors (see below), whose sum is σ = 55574529360. Its totient is φ = 55442207376.

The previous prime is 55508368361. The next prime is 55508368369. The reversal of 55508368367 is 76386380555.

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 55508368367 - 2¹² = 55508364271 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 (55508368361) 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, 33079238 + ... + 33080915.

It is an arithmetic number, because the mean of its divisors is an integer number (13893632340).

Almost surely, 2^55508368367 is an apocalyptic number.

55508368367 is a deficient number, since it is larger than the sum of its proper divisors (66160993).

55508368367 is an equidigital number, since it uses as much as digits as its factorization.

55508368367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66160992.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 55508368367 in words is "fifty-five billion, five hundred eight million, three hundred sixty-eight thousand, three hundred sixty-seven".