55825563806 has 8 divisors (see below), whose sum is σ = 83740094760. Its totient is φ = 27912198888.

The previous prime is 55825563799. The next prime is 55825563817. The reversal of 55825563806 is 60836552855.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159941 + ... + 370448.

It is an arithmetic number, because the mean of its divisors is an integer number (10467511845).

Almost surely, 2^55825563806 is an apocalyptic number.

55825563806 is a deficient number, since it is larger than the sum of its proper divisors (27914530954).

55825563806 is a wasteful number, since it uses less digits than its factorization.

55825563806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583018.

The product of its (nonzero) digits is 8640000, while the sum is 53.

The spelling of 55825563806 in words is "fifty-five billion, eight hundred twenty-five million, five hundred sixty-three thousand, eight hundred six".