55456643600455 has 8 divisors (see below), whose sum is σ = 66552413975712. Its totient is φ = 44362353776928.

The previous prime is 55456643600431. The next prime is 55456643600467. The reversal of 55456643600455 is 55400634665455.

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 55456643600455 - 2¹³ = 55456643592263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55456643600455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370055524 + ... + 370205353.

It is an arithmetic number, because the mean of its divisors is an integer number (8319051746964).

Almost surely, 2^{55456643600455} is an apocalyptic number.

55456643600455 is a deficient number, since it is larger than the sum of its proper divisors (11095770375257).

55456643600455 is a wasteful number, since it uses less digits than its factorization.

55456643600455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740275865.

The product of its (nonzero) digits is 129600000, while the sum is 58.

The spelling of 55456643600455 in words is "fifty-five trillion, four hundred fifty-six billion, six hundred forty-three million, six hundred thousand, four hundred fifty-five".