423240442001401 has 8 divisors (see below), whose sum is σ = 443537660442240. Its totient is φ = 403101178568352.

The previous prime is 423240442001359. The next prime is 423240442001437. The reversal of 423240442001401 is 104100244042324.

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 423240442001401 - 2²⁷ = 423240307783673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423240442001501) 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, 39488746461 + ... + 39488757178.

It is an arithmetic number, because the mean of its divisors is an integer number (55442207555280).

Almost surely, 2^{423240442001401} is an apocalyptic number.

It is an amenable number.

423240442001401 is a deficient number, since it is larger than the sum of its proper divisors (20297218440839).

423240442001401 is a wasteful number, since it uses less digits than its factorization.

423240442001401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78977503895.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 423240442001401 its reverse (104100244042324), we get a palindrome (527340686043725).

The spelling of 423240442001401 in words is "four hundred twenty-three trillion, two hundred forty billion, four hundred forty-two million, one thousand, four hundred one".