27740573466 has 16 divisors (see below), whose sum is σ = 55990149600. Its totient is φ = 9162024048.

The previous prime is 27740573459. The next prime is 27740573489. The reversal of 27740573466 is 66437504772.

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, 21207736 + ... + 21209043.

It is an arithmetic number, because the mean of its divisors is an integer number (3499384350).

Almost surely, 2^27740573466 is an apocalyptic number.

27740573466 is an abundant number, since it is smaller than the sum of its proper divisors (28249576134).

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

27740573466 is a wasteful number, since it uses less digits than its factorization.

27740573466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42416893.

The product of its (nonzero) digits is 5927040, while the sum is 51.

The spelling of 27740573466 in words is "twenty-seven billion, seven hundred forty million, five hundred seventy-three thousand, four hundred sixty-six".