27428714650 has 24 divisors (see below), whose sum is σ = 51037340544. Its totient is φ = 10967199600.

The previous prime is 27428714633. The next prime is 27428714683. The reversal of 27428714650 is 5641782472.

It is a super-2 number, since 2×27428714650² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27428714650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23689 + ... + 235411.

It is an arithmetic number, because the mean of its divisors is an integer number (2126555856).

Almost surely, 2^27428714650 is an apocalyptic number.

27428714650 is a deficient number, since it is larger than the sum of its proper divisors (23608625894).

27428714650 is a wasteful number, since it uses less digits than its factorization.

27428714650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214326 (or 214321 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 46.

The spelling of 27428714650 in words is "twenty-seven billion, four hundred twenty-eight million, seven hundred fourteen thousand, six hundred fifty".