235143531041432 has 64 divisors (see below), whose sum is σ = 475060691464800. Its totient is φ = 108470272711680.

The previous prime is 235143531041389. The next prime is 235143531041443. The reversal of 235143531041432 is 234140135341532.

It is a super-2 number, since 2×235143531041432² (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 235143531041432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6351607082 + ... + 6351644102.

Almost surely, 2^{235143531041432} is an apocalyptic number.

It is an amenable number.

235143531041432 is an abundant number, since it is smaller than the sum of its proper divisors (239917160423368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

235143531041432 is a wasteful number, since it uses less digits than its factorization.

235143531041432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67756 (or 67752 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

Adding to 235143531041432 its reverse (234140135341532), we get a palindrome (469283666382964).

The spelling of 235143531041432 in words is "two hundred thirty-five trillion, one hundred forty-three billion, five hundred thirty-one million, forty-one thousand, four hundred thirty-two".