542066650166 has 16 divisors (see below), whose sum is σ = 841158375840. Its totient is φ = 261680979840.

The previous prime is 542066650057. The next prime is 542066650171. The reversal of 542066650166 is 661056660245.

It is a self number, because there is not a number n which added to its sum of digits gives 542066650166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3035390 + ... + 3209006.

It is an arithmetic number, because the mean of its divisors is an integer number (52572398490).

Almost surely, 2^542066650166 is an apocalyptic number.

542066650166 is a deficient number, since it is larger than the sum of its proper divisors (299091725674).

542066650166 is a wasteful number, since it uses less digits than its factorization.

542066650166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227479.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 542066650166 in words is "five hundred forty-two billion, sixty-six million, six hundred fifty thousand, one hundred sixty-six".