232004214640 has 40 divisors (see below), whose sum is σ = 588447055728. Its totient is φ = 84365168640.

The previous prime is 232004214601. The next prime is 232004214643. The reversal of 232004214640 is 46412400232.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×232004214640² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232004214599 and 232004214608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232004214643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131819697 + ... + 131821456.

Almost surely, 2^232004214640 is an apocalyptic number.

232004214640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232004214640 is an abundant number, since it is smaller than the sum of its proper divisors (356442841088).

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

232004214640 is a wasteful number, since it uses less digits than its factorization.

232004214640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263641177 (or 263641171 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 232004214640 its reverse (46412400232), we get a palindrome (278416614872).

It can be divided in two parts, 232004 and 214640, that added together give a palindrome (446644).

The spelling of 232004214640 in words is "two hundred thirty-two billion, four million, two hundred fourteen thousand, six hundred forty".