133641221732 has 12 divisors (see below), whose sum is σ = 233878401456. Its totient is φ = 66818821320.

The previous prime is 133641221717. The next prime is 133641221741. The reversal of 133641221732 is 237122146331.

It is a super-2 number, since 2×133641221732² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133641221692 and 133641221701.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271694 + ... + 584037.

It is an arithmetic number, because the mean of its divisors is an integer number (19489866788).

Almost surely, 2^133641221732 is an apocalyptic number.

It is an amenable number.

133641221732 is a deficient number, since it is larger than the sum of its proper divisors (100237179724).

133641221732 is a wasteful number, since it uses less digits than its factorization.

133641221732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894778 (or 894776 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The spelling of 133641221732 in words is "one hundred thirty-three billion, six hundred forty-one million, two hundred twenty-one thousand, seven hundred thirty-two".