27897603063 has 24 divisors (see below), whose sum is σ = 41882978928. Its totient is φ = 16495248000.

The previous prime is 27897603037. The next prime is 27897603073. The reversal of 27897603063 is 36030679872.

It is not a de Polignac number, because 27897603063 - 2⁵ = 27897603031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27897602997 and 27897603015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27897603073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 922348 + ... + 952113.

It is an arithmetic number, because the mean of its divisors is an integer number (1745124122).

Almost surely, 2^27897603063 is an apocalyptic number.

27897603063 is a deficient number, since it is larger than the sum of its proper divisors (13985375865).

27897603063 is a wasteful number, since it uses less digits than its factorization.

27897603063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874527 (or 1874516 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 51.

The spelling of 27897603063 in words is "twenty-seven billion, eight hundred ninety-seven million, six hundred three thousand, sixty-three".