403231240413 has 6 divisors (see below), whose sum is σ = 582445125054. Its totient is φ = 268820826936.

The previous prime is 403231240411. The next prime is 403231240453. The reversal of 403231240413 is 314042132304.

403231240413 is a `hidden beast` number, since 4 + 0 + 3 + 2 + 3 + 1 + 240 + 413 = 666.

It can be written as a sum of positive squares in only one way, i.e., 264938737284 + 138292503129 = 514722^2 + 371877^2 .

It is not a de Polignac number, because 403231240413 - 2¹ = 403231240411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403231240411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22401735570 + ... + 22401735587.

It is an arithmetic number, because the mean of its divisors is an integer number (97074187509).

Almost surely, 2^403231240413 is an apocalyptic number.

It is an amenable number.

403231240413 is a deficient number, since it is larger than the sum of its proper divisors (179213884641).

403231240413 is a wasteful number, since it uses less digits than its factorization.

403231240413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44803471163 (or 44803471160 counting only the distinct ones).

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

Adding to 403231240413 its reverse (314042132304), we get a palindrome (717273372717).

The spelling of 403231240413 in words is "four hundred three billion, two hundred thirty-one million, two hundred forty thousand, four hundred thirteen".