133242435320 has 32 divisors (see below), whose sum is σ = 303902273520. Its totient is φ = 52566877440.

The previous prime is 133242435283. The next prime is 133242435323. The reversal of 133242435320 is 23534242331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133242435323) 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, 22812566 + ... + 22818405.

Almost surely, 2^133242435320 is an apocalyptic number.

133242435320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133242435320 is an abundant number, since it is smaller than the sum of its proper divisors (170659838200).

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

133242435320 is a wasteful number, since it uses less digits than its factorization.

133242435320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45631055 (or 45631051 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 133242435320 its reverse (23534242331), we get a palindrome (156776677651).

The spelling of 133242435320 in words is "one hundred thirty-three billion, two hundred forty-two million, four hundred thirty-five thousand, three hundred twenty".