232353513520 has 40 divisors (see below), whose sum is σ = 542601793584. Its totient is φ = 92531964672.

The previous prime is 232353513481. The next prime is 232353513551. The reversal of 232353513520 is 25315353232.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6379239 + ... + 6415558.

Almost surely, 2^232353513520 is an apocalyptic number.

232353513520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232353513520 is an abundant number, since it is smaller than the sum of its proper divisors (310248280064).

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

232353513520 is a wasteful number, since it uses less digits than its factorization.

232353513520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12795037 (or 12795031 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 34.

Adding to 232353513520 its reverse (25315353232), we get a palindrome (257668866752).

The spelling of 232353513520 in words is "two hundred thirty-two billion, three hundred fifty-three million, five hundred thirteen thousand, five hundred twenty".