55633363807 has 4 divisors (see below), whose sum is σ = 63580987216. Its totient is φ = 47685740400.

The previous prime is 55633363783. The next prime is 55633363811. The reversal of 55633363807 is 70836333655.

55633363807 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55633363807 - 2¹¹ = 55633361759 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 (55633363847) 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, 3973811694 + ... + 3973811707.

It is an arithmetic number, because the mean of its divisors is an integer number (15895246804).

Almost surely, 2^55633363807 is an apocalyptic number.

55633363807 is a deficient number, since it is larger than the sum of its proper divisors (7947623409).

55633363807 is an equidigital number, since it uses as much as digits as its factorization.

55633363807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7947623408.

The product of its (nonzero) digits is 4082400, while the sum is 49.

The spelling of 55633363807 in words is "fifty-five billion, six hundred thirty-three million, three hundred sixty-three thousand, eight hundred seven".