231432414013432 has 32 divisors (see below), whose sum is σ = 456801552090000. Its totient is φ = 109619388142848.

The previous prime is 231432414013387. The next prime is 231432414013457. The reversal of 231432414013432 is 234310414234132.

It is a junction number, because it is equal to n+sod(n) for n = 231432414013391 and 231432414013400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42509007 + ... + 47643262.

Almost surely, 2^{231432414013432} is an apocalyptic number.

It is an amenable number.

231432414013432 is a deficient number, since it is larger than the sum of its proper divisors (225369138076568).

231432414013432 is a wasteful number, since it uses less digits than its factorization.

231432414013432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90169183 (or 90169179 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 231432414013432 its reverse (234310414234132), we get a palindrome (465742828247564).

The spelling of 231432414013432 in words is "two hundred thirty-one trillion, four hundred thirty-two billion, four hundred fourteen million, thirteen thousand, four hundred thirty-two".