231545434320414 has 40 divisors (see below), whose sum is σ = 529872294159648. Its totient is φ = 75539645236800.

The previous prime is 231545434320371. The next prime is 231545434320437. The reversal of 231545434320414 is 414023434545132.

It is a happy number.

231545434320414 is a `hidden beast` number, since 2 + 3 + 1 + 5 + 4 + 5 + 434 + 3 + 204 + 1 + 4 = 666.

It is a super-2 number, since 2×231545434320414² (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 231545434320414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15205234987 + ... + 15205250214.

Almost surely, 2^{231545434320414} is an apocalyptic number.

231545434320414 is an abundant number, since it is smaller than the sum of its proper divisors (298326859839234).

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

231545434320414 is a wasteful number, since it uses less digits than its factorization.

231545434320414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30410485262 (or 30410485253 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 45.

Adding to 231545434320414 its reverse (414023434545132), we get a palindrome (645568868865546).

The spelling of 231545434320414 in words is "two hundred thirty-one trillion, five hundred forty-five billion, four hundred thirty-four million, three hundred twenty thousand, four hundred fourteen".