542650027266 has 32 divisors (see below), whose sum is σ = 1218320806080. Its totient is φ = 179018563968.

The previous prime is 542650027219. The next prime is 542650027277. The reversal of 542650027266 is 662720056245.

542650027266 is a `hidden beast` number, since 54 + 26 + 500 + 2 + 72 + 6 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51794116 + ... + 51804591.

It is an arithmetic number, because the mean of its divisors is an integer number (38072525190).

Almost surely, 2^542650027266 is an apocalyptic number.

542650027266 is an abundant number, since it is smaller than the sum of its proper divisors (675670778814).

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

542650027266 is a wasteful number, since it uses less digits than its factorization.

542650027266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103598815 (or 103598809 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 542650027266 in words is "five hundred forty-two billion, six hundred fifty million, twenty-seven thousand, two hundred sixty-six".