1001423143432 has 16 divisors (see below), whose sum is σ = 1877716376640. Its totient is φ = 500698776336.

The previous prime is 1001423143429. The next prime is 1001423143447. The reversal of 1001423143432 is 2343413241001.

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 1001423143432.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1262628 + ... + 1896595.

It is an arithmetic number, because the mean of its divisors is an integer number (117357273540).

Almost surely, 2^{1001423143432} is an apocalyptic number.

It is an amenable number.

1001423143432 is a deficient number, since it is larger than the sum of its proper divisors (876293233208).

1001423143432 is a wasteful number, since it uses less digits than its factorization.

1001423143432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198852 (or 3198848 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1001423143432 its reverse (2343413241001), we get a palindrome (3344836384433).

The spelling of 1001423143432 in words is "one trillion, one billion, four hundred twenty-three million, one hundred forty-three thousand, four hundred thirty-two".