27072530542 has 4 divisors (see below), whose sum is σ = 40608795816. Its totient is φ = 13536265270.

The previous prime is 27072530531. The next prime is 27072530579. The reversal of 27072530542 is 24503527072.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6768132634 + ... + 6768132637.

It is an arithmetic number, because the mean of its divisors is an integer number (10152198954).

Almost surely, 2^27072530542 is an apocalyptic number.

27072530542 is a deficient number, since it is larger than the sum of its proper divisors (13536265274).

27072530542 is a wasteful number, since it uses less digits than its factorization.

27072530542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13536265273.

The product of its (nonzero) digits is 117600, while the sum is 37.

The spelling of 27072530542 in words is "twenty-seven billion, seventy-two million, five hundred thirty thousand, five hundred forty-two".