542526066 has 32 divisors (see below), whose sum is σ = 1276534080. Its totient is φ = 170203968.

The previous prime is 542526043. The next prime is 542526109. The reversal of 542526066 is 660625245.

542526066 is a `hidden beast` number, since 5 + 42 + 5 + 2 + 606 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 542526066.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294576 + ... + 296411.

It is an arithmetic number, because the mean of its divisors is an integer number (39891690).

Almost surely, 2^542526066 is an apocalyptic number.

542526066 is an abundant number, since it is smaller than the sum of its proper divisors (734008014).

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

542526066 is a wasteful number, since it uses less digits than its factorization.

542526066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591015 (or 591009 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 542526066 is about 23292.1889482290. The cubic root of 542526066 is about 815.5930875610.

The spelling of 542526066 in words is "five hundred forty-two million, five hundred twenty-six thousand, sixty-six".