542406541166 has 64 divisors (see below), whose sum is σ = 938696757120. Its totient is φ = 230260838400.

The previous prime is 542406541141. The next prime is 542406541223. The reversal of 542406541166 is 661145604245.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 884839076 + ... + 884839688.

It is an arithmetic number, because the mean of its divisors is an integer number (14667136830).

Almost surely, 2^542406541166 is an apocalyptic number.

542406541166 is a deficient number, since it is larger than the sum of its proper divisors (396290215954).

542406541166 is a wasteful number, since it uses less digits than its factorization.

542406541166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 542406541166 in words is "five hundred forty-two billion, four hundred six million, five hundred forty-one thousand, one hundred sixty-six".