133124140440 has 128 divisors (see below), whose sum is σ = 453188736000. Its totient is φ = 34744443264.

The previous prime is 133124140427. The next prime is 133124140463. The reversal of 133124140440 is 44041421331.

133124140440 is a `hidden beast` number, since 13 + 3 + 1 + 241 + 404 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1260550 + ... + 1362069.

It is an arithmetic number, because the mean of its divisors is an integer number (3540537000).

Almost surely, 2^133124140440 is an apocalyptic number.

133124140440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133124140440 is an abundant number, since it is smaller than the sum of its proper divisors (320064595560).

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

133124140440 is a wasteful number, since it uses less digits than its factorization.

133124140440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622686 (or 2622676 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 133124140440 its reverse (44041421331), we get a palindrome (177165561771).

The spelling of 133124140440 in words is "one hundred thirty-three billion, one hundred twenty-four million, one hundred forty thousand, four hundred forty".