133040961552 has 40 divisors (see below), whose sum is σ = 343714922464. Its totient is φ = 44343661824.

The previous prime is 133040961539. The next prime is 133040961553. The reversal of 133040961552 is 255169040331.

It is a self number, because there is not a number n which added to its sum of digits gives 133040961552.

It is not an unprimeable number, because it can be changed into a prime (133040961553) 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, 590748 + ... + 784260.

Almost surely, 2^133040961552 is an apocalyptic number.

133040961552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133040961552 is an abundant number, since it is smaller than the sum of its proper divisors (210673960912).

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

133040961552 is a wasteful number, since it uses less digits than its factorization.

133040961552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207847 (or 207841 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 133040961552 in words is "one hundred thirty-three billion, forty million, nine hundred sixty-one thousand, five hundred fifty-two".