403040232044031 has 16 divisors (see below), whose sum is σ = 543425916578400. Its totient is φ = 265674027598848.

The previous prime is 403040232043963. The next prime is 403040232044077. The reversal of 403040232044031 is 130440232040304.

It is a happy number.

It is not a de Polignac number, because 403040232044031 - 2³⁸ = 402765354137087 is a prime.

It is a super-2 number, since 2×403040232044031² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 403040232044031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403040232044431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327239175 + ... + 328468503.

It is an arithmetic number, because the mean of its divisors is an integer number (33964119786150).

Almost surely, 2^{403040232044031} is an apocalyptic number.

403040232044031 is a deficient number, since it is larger than the sum of its proper divisors (140385684534369).

403040232044031 is a wasteful number, since it uses less digits than its factorization.

403040232044031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457338.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 403040232044031 its reverse (130440232040304), we get a palindrome (533480464084335).

The spelling of 403040232044031 in words is "four hundred three trillion, forty billion, two hundred thirty-two million, forty-four thousand, thirty-one".