55042423567 has 8 divisors (see below), whose sum is σ = 55857740400. Its totient is φ = 54232749504.

The previous prime is 55042423561. The next prime is 55042423571. The reversal of 55042423567 is 76532424055.

55042423567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55042423567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55042423561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1391038 + ... + 1430059.

It is an arithmetic number, because the mean of its divisors is an integer number (6982217550).

Almost surely, 2^55042423567 is an apocalyptic number.

55042423567 is a deficient number, since it is larger than the sum of its proper divisors (815316833).

55042423567 is a wasteful number, since it uses less digits than its factorization.

55042423567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821385.

The product of its (nonzero) digits is 1008000, while the sum is 43.

The spelling of 55042423567 in words is "fifty-five billion, forty-two million, four hundred twenty-three thousand, five hundred sixty-seven".