27793853650 has 12 divisors (see below), whose sum is σ = 51696567882. Its totient is φ = 11117541440.

The previous prime is 27793853641. The next prime is 27793853653. The reversal of 27793853650 is 5635839772.

It can be written as a sum of positive squares in 3 ways, for example, as 10419713929 + 17374139721 = 102077^2 + 131811^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27793853591 and 27793853600.

It is not an unprimeable number, because it can be changed into a prime (27793853653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 277938487 + ... + 277938586.

Almost surely, 2^27793853650 is an apocalyptic number.

27793853650 is a deficient number, since it is larger than the sum of its proper divisors (23902714232).

27793853650 is a wasteful number, since it uses less digits than its factorization.

27793853650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555877085 (or 555877080 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 27793853650 in words is "twenty-seven billion, seven hundred ninety-three million, eight hundred fifty-three thousand, six hundred fifty".