542012166 has 12 divisors (see below), whose sum is σ = 1174359732. Its totient is φ = 180670716.

The previous prime is 542012147. The next prime is 542012167. The reversal of 542012166 is 661210245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542012167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15055876 + ... + 15055911.

It is an arithmetic number, because the mean of its divisors is an integer number (97863311).

Almost surely, 2^542012166 is an apocalyptic number.

542012166 is an abundant number, since it is smaller than the sum of its proper divisors (632347566).

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

542012166 is a wasteful number, since it uses less digits than its factorization.

542012166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30111795 (or 30111792 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 542012166 is about 23281.1547394024. The cubic root of 542012166 is about 815.3354866069.

The spelling of 542012166 in words is "five hundred forty-two million, twelve thousand, one hundred sixty-six".