401434312023 has 12 divisors (see below), whose sum is σ = 581233456440. Its totient is φ = 266984154096.

The previous prime is 401434312009. The next prime is 401434312039. The reversal of 401434312023 is 320213434104.

It is not a de Polignac number, because 401434312023 - 2⁹ = 401434311511 is a prime.

It is a super-2 number, since 2×401434312023² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401434312063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53222736 + ... + 53230277.

It is an arithmetic number, because the mean of its divisors is an integer number (48436121370).

Almost surely, 2^401434312023 is an apocalyptic number.

401434312023 is a deficient number, since it is larger than the sum of its proper divisors (179799144417).

401434312023 is a wasteful number, since it uses less digits than its factorization.

401434312023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106453438 (or 106453435 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 401434312023 its reverse (320213434104), we get a palindrome (721647746127).

The spelling of 401434312023 in words is "four hundred one billion, four hundred thirty-four million, three hundred twelve thousand, twenty-three".