230300133203440 has 80 divisors (see below), whose sum is σ = 536541289802496. Its totient is φ = 91932050995200.

The previous prime is 230300133203407. The next prime is 230300133203513. The reversal of 230300133203440 is 44302331003032.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 230300133203399 and 230300133203408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118744705 + ... + 120668575.

Almost surely, 2^{230300133203440} is an apocalyptic number.

230300133203440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230300133203440 is an abundant number, since it is smaller than the sum of its proper divisors (306241156599056).

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

230300133203440 is a wasteful number, since it uses less digits than its factorization.

230300133203440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926938 (or 1926932 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 230300133203440 its reverse (44302331003032), we get a palindrome (274602464206472).

The spelling of 230300133203440 in words is "two hundred thirty trillion, three hundred billion, one hundred thirty-three million, two hundred three thousand, four hundred forty".