27298218152 has 32 divisors (see below), whose sum is σ = 51421500000. Its totient is φ = 13585965888.

The previous prime is 27298218149. The next prime is 27298218161. The reversal of 27298218152 is 25181289272.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27298218097 and 27298218106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1544099 + ... + 1561677.

It is an arithmetic number, because the mean of its divisors is an integer number (1606921875).

Almost surely, 2^27298218152 is an apocalyptic number.

It is an amenable number.

27298218152 is a deficient number, since it is larger than the sum of its proper divisors (24123281848).

27298218152 is a wasteful number, since it uses less digits than its factorization.

27298218152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18473 (or 18469 counting only the distinct ones).

The product of its digits is 322560, while the sum is 47.

The spelling of 27298218152 in words is "twenty-seven billion, two hundred ninety-eight million, two hundred eighteen thousand, one hundred fifty-two".