401210344431 has 24 divisors (see below), whose sum is σ = 624135433376. Its totient is φ = 246886626240.

The previous prime is 401210344307. The next prime is 401210344477. The reversal of 401210344431 is 134443012104.

401210344431 is a `hidden beast` number, since 4 + 0 + 1 + 210 + 3 + 4 + 443 + 1 = 666.

It is not a de Polignac number, because 401210344431 - 2²⁵ = 401176789999 is a prime.

It is a super-2 number, since 2×401210344431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401210344395 and 401210344404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401210144431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2725881 + ... + 2869293.

Almost surely, 2^401210344431 is an apocalyptic number.

401210344431 is a deficient number, since it is larger than the sum of its proper divisors (222925088945).

401210344431 is a wasteful number, since it uses less digits than its factorization.

401210344431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167343 (or 167340 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 401210344431 its reverse (134443012104), we get a palindrome (535653356535).

The spelling of 401210344431 in words is "four hundred one billion, two hundred ten million, three hundred forty-four thousand, four hundred thirty-one".