542422066655 has 24 divisors (see below), whose sum is σ = 783286485120. Its totient is φ = 359120811840.

The previous prime is 542422066603. The next prime is 542422066657. The reversal of 542422066655 is 556660224245.

It is not a de Polignac number, because 542422066655 - 2⁸ = 542422066399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542422066657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38164751 + ... + 38178960.

It is an arithmetic number, because the mean of its divisors is an integer number (32636936880).

Almost surely, 2^542422066655 is an apocalyptic number.

542422066655 is a deficient number, since it is larger than the sum of its proper divisors (240864418465).

542422066655 is a wasteful number, since it uses less digits than its factorization.

542422066655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76343759 (or 76343752 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 542422066655 in words is "five hundred forty-two billion, four hundred twenty-two million, sixty-six thousand, six hundred fifty-five".