401240323429 has 8 divisors (see below), whose sum is σ = 437723303040. Its totient is φ = 364758441600.

The previous prime is 401240323411. The next prime is 401240323441. The reversal of 401240323429 is 924323042104.

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

It is a cyclic number.

It is not a de Polignac number, because 401240323429 - 2²⁵ = 401206768997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401240323394 and 401240323403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401240323469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615189 + ... + 1086709.

It is an arithmetic number, because the mean of its divisors is an integer number (54715412880).

Almost surely, 2^401240323429 is an apocalyptic number.

It is an amenable number.

401240323429 is a deficient number, since it is larger than the sum of its proper divisors (36482979611).

401240323429 is a wasteful number, since it uses less digits than its factorization.

401240323429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548891.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 401240323429 in words is "four hundred one billion, two hundred forty million, three hundred twenty-three thousand, four hundred twenty-nine".