20763244418 has 24 divisors (see below), whose sum is σ = 37398449664. Its totient is φ = 8611482600.

The previous prime is 20763244417. The next prime is 20763244427. The reversal of 20763244418 is 81444236702.

It is a super-2 number, since 2×20763244418² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (20763244417) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3414218 + ... + 3420293.

It is an arithmetic number, because the mean of its divisors is an integer number (1558268736).

Almost surely, 2^20763244418 is an apocalyptic number.

20763244418 is a deficient number, since it is larger than the sum of its proper divisors (16635205246).

20763244418 is a wasteful number, since it uses less digits than its factorization.

20763244418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6834558 (or 6834551 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 20763244418 in words is "twenty billion, seven hundred sixty-three million, two hundred forty-four thousand, four hundred eighteen".