27664071614 has 32 divisors (see below), whose sum is σ = 42774026400. Its totient is φ = 13410549760.

The previous prime is 27664071577. The next prime is 27664071619. The reversal of 27664071614 is 41617046672.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27664071619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10725377 + ... + 10727955.

It is an arithmetic number, because the mean of its divisors is an integer number (1336688325).

Almost surely, 2^27664071614 is an apocalyptic number.

27664071614 is a deficient number, since it is larger than the sum of its proper divisors (15109954786).

27664071614 is a wasteful number, since it uses less digits than its factorization.

27664071614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388.

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 27664071614 in words is "twenty-seven billion, six hundred sixty-four million, seventy-one thousand, six hundred fourteen".