542213345466 has 64 divisors (see below), whose sum is σ = 1297710973440. Its totient is φ = 166821197760.

The previous prime is 542213345461. The next prime is 542213345483. The reversal of 542213345466 is 664543312245.

542213345466 is a `hidden beast` number, since 5 + 4 + 2 + 2 + 133 + 454 + 66 = 666.

It is not an unprimeable number, because it can be changed into a prime (542213345461) 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 31 ways as a sum of consecutive naturals, for example, 11554671 + ... + 11601501.

It is an arithmetic number, because the mean of its divisors is an integer number (20276733960).

Almost surely, 2^542213345466 is an apocalyptic number.

542213345466 is an abundant number, since it is smaller than the sum of its proper divisors (755497627974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542213345466 is a wasteful number, since it uses less digits than its factorization.

542213345466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63348 (or 63342 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 45.

The spelling of 542213345466 in words is "five hundred forty-two billion, two hundred thirteen million, three hundred forty-five thousand, four hundred sixty-six".