55609987844829 has 8 divisors (see below), whose sum is σ = 80887255047072. Its totient is φ = 33703022936240.

The previous prime is 55609987844821. The next prime is 55609987844839. The reversal of 55609987844829 is 92844878990655.

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

It is a cyclic number.

It is not a de Polignac number, because 55609987844829 - 2³ = 55609987844821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55609987844821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842575573374 + ... + 842575573439.

It is an arithmetic number, because the mean of its divisors is an integer number (10110906880884).

Almost surely, 2^{55609987844829} is an apocalyptic number.

It is an amenable number.

55609987844829 is a deficient number, since it is larger than the sum of its proper divisors (25277267202243).

55609987844829 is a wasteful number, since it uses less digits than its factorization.

55609987844829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685151146827.

The product of its (nonzero) digits is 12541132800, while the sum is 84.

The spelling of 55609987844829 in words is "fifty-five trillion, six hundred nine billion, nine hundred eighty-seven million, eight hundred forty-four thousand, eight hundred twenty-nine".