27964535630 has 16 divisors (see below), whose sum is σ = 50413260384. Its totient is φ = 11168681760.

The previous prime is 27964535623. The next prime is 27964535659. The reversal of 27964535630 is 3653546972.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2134706 + ... + 2147765.

It is an arithmetic number, because the mean of its divisors is an integer number (3150828774).

Almost surely, 2^27964535630 is an apocalyptic number.

27964535630 is a deficient number, since it is larger than the sum of its proper divisors (22448724754).

27964535630 is a wasteful number, since it uses less digits than its factorization.

27964535630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283131.

The product of its (nonzero) digits is 4082400, while the sum is 50.

The spelling of 27964535630 in words is "twenty-seven billion, nine hundred sixty-four million, five hundred thirty-five thousand, six hundred thirty".