10402330143432 has 128 divisors (see below), whose sum is σ = 26787798696960. Its totient is φ = 3364161454080.

The previous prime is 10402330143407. The next prime is 10402330143437. The reversal of 10402330143432 is 23434103320401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10402330143432.

It is not an unprimeable number, because it can be changed into a prime (10402330143437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154986793 + ... + 155053895.

It is an arithmetic number, because the mean of its divisors is an integer number (209279677320).

Almost surely, 2^{10402330143432} is an apocalyptic number.

10402330143432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10402330143432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13393899348480).

10402330143432 is an abundant number, since it is smaller than the sum of its proper divisors (16385468553528).

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

10402330143432 is a wasteful number, since it uses less digits than its factorization.

10402330143432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68023 (or 68019 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 10402330143432 its reverse (23434103320401), we get a palindrome (33836433463833).

The spelling of 10402330143432 in words is "ten trillion, four hundred two billion, three hundred thirty million, one hundred forty-three thousand, four hundred thirty-two".