133325336625 has 64 divisors (see below), whose sum is σ = 239105018880. Its totient is φ = 65585990400.

The previous prime is 133325336611. The next prime is 133325336659. The reversal of 133325336625 is 526633523331.

It is a happy number.

It is not a de Polignac number, because 133325336625 - 2⁴ = 133325336609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6683416 + ... + 6703334.

It is an arithmetic number, because the mean of its divisors is an integer number (3736015920).

Almost surely, 2^133325336625 is an apocalyptic number.

133325336625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133325336625 is a deficient number, since it is larger than the sum of its proper divisors (105779682255).

133325336625 is a wasteful number, since it uses less digits than its factorization.

133325336625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21323 (or 21313 counting only the distinct ones).

The product of its digits is 874800, while the sum is 42.

Adding to 133325336625 its reverse (526633523331), we get a palindrome (659958859956).

The spelling of 133325336625 in words is "one hundred thirty-three billion, three hundred twenty-five million, three hundred thirty-six thousand, six hundred twenty-five".