55023888786553 has 4 divisors (see below), whose sum is σ = 55136874184960. Its totient is φ = 54910903388148.

The previous prime is 55023888786533. The next prime is 55023888786557. The reversal of 55023888786553 is 35568788832055.

55023888786553 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 a de Polignac number, because none of the positive numbers 2^k-55023888786553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55023888786557) 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, 56492698473 + ... + 56492699446.

It is an arithmetic number, because the mean of its divisors is an integer number (13784218546240).

Almost surely, 2^{55023888786553} is an apocalyptic number.

It is an amenable number.

55023888786553 is a deficient number, since it is larger than the sum of its proper divisors (112985398407).

55023888786553 is a wasteful number, since it uses less digits than its factorization.

55023888786553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112985398406.

The product of its (nonzero) digits is 1935360000, while the sum is 73.

The spelling of 55023888786553 in words is "fifty-five trillion, twenty-three billion, eight hundred eighty-eight million, seven hundred eighty-six thousand, five hundred fifty-three".