27480402063 has 40 divisors (see below), whose sum is σ = 43489310832. Its totient is φ = 17233254144.

The previous prime is 27480402049. The next prime is 27480402067. The reversal of 27480402063 is 36020408472.

It is not a de Polignac number, because 27480402063 - 2⁸ = 27480401807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27480402067) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3241356 + ... + 3249822.

Almost surely, 2^27480402063 is an apocalyptic number.

27480402063 is a deficient number, since it is larger than the sum of its proper divisors (16008908769).

27480402063 is a wasteful number, since it uses less digits than its factorization.

27480402063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10853 (or 10844 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 27480402063 in words is "twenty-seven billion, four hundred eighty million, four hundred two thousand, sixty-three".