27078323466 has 16 divisors (see below), whose sum is σ = 54393141600. Its totient is φ = 8986692048.

The previous prime is 27078323417. The next prime is 27078323471. The reversal of 27078323466 is 66432387072.

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, 9852456 + ... + 9855203.

It is an arithmetic number, because the mean of its divisors is an integer number (3399571350).

Almost surely, 2^27078323466 is an apocalyptic number.

27078323466 is an abundant number, since it is smaller than the sum of its proper divisors (27314818134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27078323466 is a wasteful number, since it uses less digits than its factorization.

27078323466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19707893.

The product of its (nonzero) digits is 2032128, while the sum is 48.

The spelling of 27078323466 in words is "twenty-seven billion, seventy-eight million, three hundred twenty-three thousand, four hundred sixty-six".