401523403040543 has 8 divisors (see below), whose sum is σ = 458884691030688. Its totient is φ = 344162315510784.

The previous prime is 401523403040533. The next prime is 401523403040563. The reversal of 401523403040543 is 345040304325104.

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 401523403040543 - 2¹² = 401523403036447 is a prime.

It is a super-2 number, since 2×401523403040543² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401523403040497 and 401523403040506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401523403040503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45798146 + ... + 53856447.

It is an arithmetic number, because the mean of its divisors is an integer number (57360586378836).

Almost surely, 2^{401523403040543} is an apocalyptic number.

401523403040543 is a deficient number, since it is larger than the sum of its proper divisors (57361287990145).

401523403040543 is an equidigital number, since it uses as much as digits as its factorization.

401523403040543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100230193.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 401523403040543 its reverse (345040304325104), we get a palindrome (746563707365647).

The spelling of 401523403040543 in words is "four hundred one trillion, five hundred twenty-three billion, four hundred three million, forty thousand, five hundred forty-three".