20263826650 has 24 divisors (see below), whose sum is σ = 37813517280. Its totient is φ = 8079122160.

The previous prime is 20263826641. The next prime is 20263826659. The reversal of 20263826650 is 5662836202.

It is an interprime number because it is at equal distance from previous prime (20263826641) and next prime (20263826659).

It is not an unprimeable number, because it can be changed into a prime (20263826659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 644710 + ... + 675409.

It is an arithmetic number, because the mean of its divisors is an integer number (1575563220).

Almost surely, 2^20263826650 is an apocalyptic number.

20263826650 is a deficient number, since it is larger than the sum of its proper divisors (17549690630).

20263826650 is a wasteful number, since it uses less digits than its factorization.

20263826650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320438 (or 1320433 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 20263826650 in words is "twenty billion, two hundred sixty-three million, eight hundred twenty-six thousand, six hundred fifty".