55423135622 has 16 divisors (see below), whose sum is σ = 87713280000. Its totient is φ = 26192144520.

The previous prime is 55423135619. The next prime is 55423135639. The reversal of 55423135622 is 22653132455.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1675622 + ... + 1708377.

It is an arithmetic number, because the mean of its divisors is an integer number (5482080000).

Almost surely, 2^55423135622 is an apocalyptic number.

55423135622 is a deficient number, since it is larger than the sum of its proper divisors (32290144378).

55423135622 is a wasteful number, since it uses less digits than its factorization.

55423135622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3384451.

The product of its digits is 216000, while the sum is 38.

The spelling of 55423135622 in words is "fifty-five billion, four hundred twenty-three million, one hundred thirty-five thousand, six hundred twenty-two".