27703469690 has 16 divisors (see below), whose sum is σ = 53702110728. Its totient is φ = 10228973376.

The previous prime is 27703469657. The next prime is 27703469713. The reversal of 27703469690 is 9696430772.

It can be written as a sum of positive squares in 4 ways, for example, as 22500300001 + 5203169689 = 150001^2 + 72133^2 .

It is a super-2 number, since 2×27703469690² (a number of 22 digits) contains 22 as substring.

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, 106551677 + ... + 106551936.

Almost surely, 2^27703469690 is an apocalyptic number.

27703469690 is a deficient number, since it is larger than the sum of its proper divisors (25998641038).

27703469690 is a wasteful number, since it uses less digits than its factorization.

27703469690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213103633.

The product of its (nonzero) digits is 3429216, while the sum is 53.

The spelling of 27703469690 in words is "twenty-seven billion, seven hundred three million, four hundred sixty-nine thousand, six hundred ninety".