232400410621 has 4 divisors (see below), whose sum is σ = 244632011200. Its totient is φ = 220168810044.

The previous prime is 232400410559. The next prime is 232400410633. The reversal of 232400410621 is 126014004232.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 232400410621 - 2³¹ = 230252926973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232400410321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6115800261 + ... + 6115800298.

It is an arithmetic number, because the mean of its divisors is an integer number (61158002800).

Almost surely, 2^232400410621 is an apocalyptic number.

It is an amenable number.

232400410621 is a deficient number, since it is larger than the sum of its proper divisors (12231600579).

232400410621 is a wasteful number, since it uses less digits than its factorization.

232400410621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12231600578.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 232400410621 its reverse (126014004232), we get a palindrome (358414414853).

The spelling of 232400410621 in words is "two hundred thirty-two billion, four hundred million, four hundred ten thousand, six hundred twenty-one".