55636004643506 has 24 divisors (see below), whose sum is σ = 97674728600880. Its totient is φ = 23697719762472.

The previous prime is 55636004643491. The next prime is 55636004643511. The reversal of 55636004643506 is 60534640063655.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1741439036 + ... + 1741470983.

It is an arithmetic number, because the mean of its divisors is an integer number (4069780358370).

Almost surely, 2^{55636004643506} is an apocalyptic number.

55636004643506 is a deficient number, since it is larger than the sum of its proper divisors (42038723957374).

55636004643506 is a wasteful number, since it uses less digits than its factorization.

55636004643506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482910198 (or 3482910191 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 53.

The spelling of 55636004643506 in words is "fifty-five trillion, six hundred thirty-six billion, four million, six hundred forty-three thousand, five hundred six".