55633243406 has 8 divisors (see below), whose sum is σ = 89869085544. Its totient is φ = 25676881560.

The previous prime is 55633243321. The next prime is 55633243423. The reversal of 55633243406 is 60434233655.

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, 1069870040 + ... + 1069870091.

It is an arithmetic number, because the mean of its divisors is an integer number (11233635693).

Almost surely, 2^55633243406 is an apocalyptic number.

55633243406 is a deficient number, since it is larger than the sum of its proper divisors (34235842138).

55633243406 is a wasteful number, since it uses less digits than its factorization.

55633243406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139740146.

The product of its (nonzero) digits is 777600, while the sum is 41.

The spelling of 55633243406 in words is "fifty-five billion, six hundred thirty-three million, two hundred forty-three thousand, four hundred six".