27750430126 has 8 divisors (see below), whose sum is σ = 43816468680. Its totient is φ = 13144940568.

The previous prime is 27750430109. The next prime is 27750430139. The reversal of 27750430126 is 62103405772.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365137201 + ... + 365137276.

It is an arithmetic number, because the mean of its divisors is an integer number (5477058585).

Almost surely, 2^27750430126 is an apocalyptic number.

27750430126 is a deficient number, since it is larger than the sum of its proper divisors (16066038554).

27750430126 is a wasteful number, since it uses less digits than its factorization.

27750430126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730274498.

The product of its (nonzero) digits is 70560, while the sum is 37.

Adding to 27750430126 its reverse (62103405772), we get a palindrome (89853835898).

The spelling of 27750430126 in words is "twenty-seven billion, seven hundred fifty million, four hundred thirty thousand, one hundred twenty-six".