27250464320 has 56 divisors (see below), whose sum is σ = 65197866048. Its totient is φ = 10848499200.

The previous prime is 27250464299. The next prime is 27250464323. The reversal of 27250464320 is 2346405272.

It is not an unprimeable number, because it can be changed into a prime (27250464323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134276 + ... + 269315.

It is an arithmetic number, because the mean of its divisors is an integer number (1164247608).

Almost surely, 2^27250464320 is an apocalyptic number.

27250464320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27250464320 is an abundant number, since it is smaller than the sum of its proper divisors (37947401728).

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

27250464320 is a wasteful number, since it uses less digits than its factorization.

27250464320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403819 (or 403809 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

Adding to 27250464320 its reverse (2346405272), we get a palindrome (29596869592).

The spelling of 27250464320 in words is "twenty-seven billion, two hundred fifty million, four hundred sixty-four thousand, three hundred twenty".