401234412055023 has 12 divisors (see below), whose sum is σ = 579561167518008. Its totient is φ = 267489446449680.

The previous prime is 401234412055019. The next prime is 401234412055033. The reversal of 401234412055023 is 320550214432104.

It is a happy number.

401234412055023 is a `hidden beast` number, since 4 + 0 + 1 + 2 + 3 + 441 + 205 + 5 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 401234412055023 - 2² = 401234412055019 is a prime.

It is a super-2 number, since 2×401234412055023² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401234412055013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3368236 + ... + 28527422.

It is an arithmetic number, because the mean of its divisors is an integer number (48296763959834).

Almost surely, 2^{401234412055023} is an apocalyptic number.

401234412055023 is a deficient number, since it is larger than the sum of its proper divisors (178326755462985).

401234412055023 is a wasteful number, since it uses less digits than its factorization.

401234412055023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26931174 (or 26931171 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 401234412055023 its reverse (320550214432104), we get a palindrome (721784626487127).

The spelling of 401234412055023 in words is "four hundred one trillion, two hundred thirty-four billion, four hundred twelve million, fifty-five thousand, twenty-three".