401042434323 has 8 divisors (see below), whose sum is σ = 534805171600. Its totient is φ = 267320659968.

The previous prime is 401042434229. The next prime is 401042434421. The reversal of 401042434323 is 323434240104.

It is a happy number.

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

It is not a de Polignac number, because 401042434323 - 2²⁴ = 401025657107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401042434523) 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, 10217878 + ... + 10257051.

It is an arithmetic number, because the mean of its divisors is an integer number (66850646450).

Almost surely, 2^401042434323 is an apocalyptic number.

401042434323 is a deficient number, since it is larger than the sum of its proper divisors (133762737277).

401042434323 is a wasteful number, since it uses less digits than its factorization.

401042434323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20481461.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 401042434323 its reverse (323434240104), we get a palindrome (724476674427).

The spelling of 401042434323 in words is "four hundred one billion, forty-two million, four hundred thirty-four thousand, three hundred twenty-three".