133234025340 has 48 divisors (see below), whose sum is σ = 401751832608. Its totient is φ = 32796067584.

The previous prime is 133234025333. The next prime is 133234025377. The reversal of 133234025340 is 43520432331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 133234025298 and 133234025307.

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, 85405647 + ... + 85407206.

It is an arithmetic number, because the mean of its divisors is an integer number (8369829846).

Almost surely, 2^133234025340 is an apocalyptic number.

133234025340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133234025340 is an abundant number, since it is smaller than the sum of its proper divisors (268517807268).

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

133234025340 is a wasteful number, since it uses less digits than its factorization.

133234025340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170812878 (or 170812876 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 133234025340 its reverse (43520432331), we get a palindrome (176754457671).

The spelling of 133234025340 in words is "one hundred thirty-three billion, two hundred thirty-four million, twenty-five thousand, three hundred forty".