10402143440432 has 10 divisors (see below), whose sum is σ = 20154152915868. Its totient is φ = 5201071720208.

The previous prime is 10402143440431. The next prime is 10402143440459. The reversal of 10402143440432 is 23404434120401.

It is not an unprimeable number, because it can be changed into a prime (10402143440431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325066982498 + ... + 325066982529.

Almost surely, 2^{10402143440432} is an apocalyptic number.

It is an amenable number.

10402143440432 is a deficient number, since it is larger than the sum of its proper divisors (9752009475436).

10402143440432 is an equidigital number, since it uses as much as digits as its factorization.

10402143440432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650133965035 (or 650133965029 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 10402143440432 its reverse (23404434120401), we get a palindrome (33806577560833).

The spelling of 10402143440432 in words is "ten trillion, four hundred two billion, one hundred forty-three million, four hundred forty thousand, four hundred thirty-two".