10266143946 has 8 divisors (see below), whose sum is σ = 20532287904. Its totient is φ = 3422047980.

The previous prime is 10266143939. The next prime is 10266143947. The reversal of 10266143946 is 64934166201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

10266143946 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 10266143898 and 10266143907.

It is not an unprimeable number, because it can be changed into a prime (10266143947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855511990 + ... + 855512001.

It is an arithmetic number, because the mean of its divisors is an integer number (2566535988).

Almost surely, 2^10266143946 is an apocalyptic number.

10266143946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10266143946 is a wasteful number, since it uses less digits than its factorization.

10266143946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711023996.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 10266143946 in words is "ten billion, two hundred sixty-six million, one hundred forty-three thousand, nine hundred forty-six".