232540232051 has 4 divisors (see below), whose sum is σ = 233538259032. Its totient is φ = 231542205072.

The previous prime is 232540231969. The next prime is 232540232053. The reversal of 232540232051 is 150232045232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232540232051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232540232053) 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, 499013141 + ... + 499013606.

It is an arithmetic number, because the mean of its divisors is an integer number (58384564758).

Almost surely, 2^232540232051 is an apocalyptic number.

232540232051 is a deficient number, since it is larger than the sum of its proper divisors (998026981).

232540232051 is an equidigital number, since it uses as much as digits as its factorization.

232540232051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998026980.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 232540232051 its reverse (150232045232), we get a palindrome (382772277283).

The spelling of 232540232051 in words is "two hundred thirty-two billion, five hundred forty million, two hundred thirty-two thousand, fifty-one".