10645644143204 has 24 divisors (see below), whose sum is σ = 21292325459328. Its totient is φ = 4562196667200.

The previous prime is 10645644143203. The next prime is 10645644143207. The reversal of 10645644143204 is 40234144654601.

It is a happy number.

10645644143204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10645644143204² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10645644143203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8674769 + ... + 9825624.

It is an arithmetic number, because the mean of its divisors is an integer number (887180227472).

Almost surely, 2^{10645644143204} is an apocalyptic number.

10645644143204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10645644143204 is an abundant number, since it is smaller than the sum of its proper divisors (10646681316124).

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

10645644143204 is a wasteful number, since it uses less digits than its factorization.

10645644143204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18520955 (or 18520953 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 44.

Adding to 10645644143204 its reverse (40234144654601), we get a palindrome (50879788797805).

The spelling of 10645644143204 in words is "ten trillion, six hundred forty-five billion, six hundred forty-four million, one hundred forty-three thousand, two hundred four".