27750231404 has 48 divisors (see below), whose sum is σ = 55668307968. Its totient is φ = 11857061568.

The previous prime is 27750231403. The next prime is 27750231407. The reversal of 27750231404 is 40413205772.

It is a super-2 number, since 2×27750231404² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27750231403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25158317 + ... + 25159419.

It is an arithmetic number, because the mean of its divisors is an integer number (1159756416).

Almost surely, 2^27750231404 is an apocalyptic number.

It is an amenable number.

27750231404 is an abundant number, since it is smaller than the sum of its proper divisors (27918076564).

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

27750231404 is a wasteful number, since it uses less digits than its factorization.

27750231404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014 (or 3012 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The spelling of 27750231404 in words is "twenty-seven billion, seven hundred fifty million, two hundred thirty-one thousand, four hundred four".