20003560777652 has 12 divisors (see below), whose sum is σ = 35201796900480. Its totient is φ = 9945904520376.

The previous prime is 20003560777609. The next prime is 20003560777661. The reversal of 20003560777652 is 25677706530002.

It is a self number, because there is not a number n which added to its sum of digits gives 20003560777652.

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, 13968966308 + ... + 13968967739.

It is an arithmetic number, because the mean of its divisors is an integer number (2933483075040).

Almost surely, 2^{20003560777652} is an apocalyptic number.

It is an amenable number.

20003560777652 is a deficient number, since it is larger than the sum of its proper divisors (15198236122828).

20003560777652 is a wasteful number, since it uses less digits than its factorization.

20003560777652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27937934230 (or 27937934228 counting only the distinct ones).

The product of its (nonzero) digits is 3704400, while the sum is 50.

The spelling of 20003560777652 in words is "twenty trillion, three billion, five hundred sixty million, seven hundred seventy-seven thousand, six hundred fifty-two".