55605511000493 has 4 divisors (see below), whose sum is σ = 55616742173088. Its totient is φ = 55594279827900.

The previous prime is 55605511000483. The next prime is 55605511000499. The reversal of 55605511000493 is 39400011550655.

55605511000493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55605511000493 - 2¹² = 55605510996397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55605511000499) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5615578871 + ... + 5615588772.

It is an arithmetic number, because the mean of its divisors is an integer number (13904185543272).

Almost surely, 2^{55605511000493} is an apocalyptic number.

It is an amenable number.

55605511000493 is a deficient number, since it is larger than the sum of its proper divisors (11231172595).

55605511000493 is a wasteful number, since it uses less digits than its factorization.

55605511000493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11231172594.

The product of its (nonzero) digits is 405000, while the sum is 44.

The spelling of 55605511000493 in words is "fifty-five trillion, six hundred five billion, five hundred eleven million, four hundred ninety-three", and thus it is an aban number.