20363733650 has 48 divisors (see below), whose sum is σ = 41364727488. Its totient is φ = 7413000000.

The previous prime is 20363733647. The next prime is 20363733701. The reversal of 20363733650 is 5633736302.

It is a super-3 number, since 3×20363733650³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 174476 + ... + 266775.

It is an arithmetic number, because the mean of its divisors is an integer number (861765156).

Almost surely, 2^20363733650 is an apocalyptic number.

20363733650 is an abundant number, since it is smaller than the sum of its proper divisors (21000993838).

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

20363733650 is a wasteful number, since it uses less digits than its factorization.

20363733650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441347 (or 441342 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 38.

The spelling of 20363733650 in words is "twenty billion, three hundred sixty-three million, seven hundred thirty-three thousand, six hundred fifty".