27020864126 has 4 divisors (see below), whose sum is σ = 40531296192. Its totient is φ = 13510432062.

The previous prime is 27020864119. The next prime is 27020864131. The reversal of 27020864126 is 62146802072.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27020864126.

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, 6755216030 + ... + 6755216033.

It is an arithmetic number, because the mean of its divisors is an integer number (10132824048).

Almost surely, 2^27020864126 is an apocalyptic number.

27020864126 is a deficient number, since it is larger than the sum of its proper divisors (13510432066).

27020864126 is a wasteful number, since it uses less digits than its factorization.

27020864126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13510432065.

The product of its (nonzero) digits is 64512, while the sum is 38.

The spelling of 27020864126 in words is "twenty-seven billion, twenty million, eight hundred sixty-four thousand, one hundred twenty-six".