20606310163650 has 96 divisors (see below), whose sum is σ = 51144421029696. Its totient is φ = 5490633600000.

The previous prime is 20606310163589. The next prime is 20606310163651. The reversal of 20606310163650 is 5636101360602.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20606310163599 and 20606310163608.

It is not an unprimeable number, because it can be changed into a prime (20606310163651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1677895510 + ... + 1677907790.

It is an arithmetic number, because the mean of its divisors is an integer number (532754385726).

Almost surely, 2^{20606310163650} is an apocalyptic number.

20606310163650 is an abundant number, since it is smaller than the sum of its proper divisors (30538110866046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20606310163650 is a wasteful number, since it uses less digits than its factorization.

20606310163650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20308 (or 20303 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

The spelling of 20606310163650 in words is "twenty trillion, six hundred six billion, three hundred ten million, one hundred sixty-three thousand, six hundred fifty".