232421324542045 has 4 divisors (see below), whose sum is σ = 278905589450460. Its totient is φ = 185937059633632.

The previous prime is 232421324542037. The next prime is 232421324542073. The reversal of 232421324542045 is 540245423124232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75370977269316 + 157050347272729 = 8681646^2 + 12531973^2 .

It is a cyclic number.

It is not a de Polignac number, because 232421324542045 - 2³ = 232421324542037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232421324541992 and 232421324542010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23242132454200 + ... + 23242132454209.

It is an arithmetic number, because the mean of its divisors is an integer number (69726397362615).

Almost surely, 2^{232421324542045} is an apocalyptic number.

It is an amenable number.

232421324542045 is a deficient number, since it is larger than the sum of its proper divisors (46484264908415).

232421324542045 is an equidigital number, since it uses as much as digits as its factorization.

232421324542045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46484264908414.

The product of its (nonzero) digits is 1843200, while the sum is 43.

Adding to 232421324542045 its reverse (540245423124232), we get a palindrome (772666747666277).

The spelling of 232421324542045 in words is "two hundred thirty-two trillion, four hundred twenty-one billion, three hundred twenty-four million, five hundred forty-two thousand, forty-five".