542233066145 has 4 divisors (see below), whose sum is σ = 650679679380. Its totient is φ = 433786452912.

The previous prime is 542233066139. The next prime is 542233066159. The reversal of 542233066145 is 541660332245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 384309485329 + 157923580816 = 619927^2 + 397396^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542233066145 is a prime.

It is a super-2 number, since 2×542233066145² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54223306610 + ... + 54223306619.

It is an arithmetic number, because the mean of its divisors is an integer number (162669919845).

Almost surely, 2^542233066145 is an apocalyptic number.

It is an amenable number.

542233066145 is a deficient number, since it is larger than the sum of its proper divisors (108446613235).

542233066145 is a wasteful number, since it uses less digits than its factorization.

542233066145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108446613234.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 542233066145 in words is "five hundred forty-two billion, two hundred thirty-three million, sixty-six thousand, one hundred forty-five".