10266500020 has 48 divisors (see below), whose sum is σ = 25434436608. Its totient is φ = 3406394880.

The previous prime is 10266500017. The next prime is 10266500021. The reversal of 10266500020 is 2000566201.

It is a junction number, because it is equal to n+sod(n) for n = 10266499964 and 10266500000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10266500021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1178437 + ... + 1187116.

It is an arithmetic number, because the mean of its divisors is an integer number (529884096).

Almost surely, 2^10266500020 is an apocalyptic number.

10266500020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10266500020 is an abundant number, since it is smaller than the sum of its proper divisors (15167936588).

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

10266500020 is a wasteful number, since it uses less digits than its factorization.

10266500020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2365600 (or 2365598 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 10266500020 in words is "ten billion, two hundred sixty-six million, five hundred thousand, twenty".