10266121740 has 96 divisors (see below), whose sum is σ = 32872412160. Its totient is φ = 2345054976.

The previous prime is 10266121631. The next prime is 10266121751. The reversal of 10266121740 is 4712166201.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10266121698 and 10266121707.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 742006 + ... + 755714.

It is an arithmetic number, because the mean of its divisors is an integer number (342420960).

Almost surely, 2^10266121740 is an apocalyptic number.

10266121740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10266121740 is an abundant number, since it is smaller than the sum of its proper divisors (22606290420).

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

10266121740 is a wasteful number, since it uses less digits than its factorization.

10266121740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15511 (or 15509 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

Adding to 10266121740 its reverse (4712166201), we get a palindrome (14978287941).

The spelling of 10266121740 in words is "ten billion, two hundred sixty-six million, one hundred twenty-one thousand, seven hundred forty".