133099861016 has 8 divisors (see below), whose sum is σ = 249562239420. Its totient is φ = 66549930504.

The previous prime is 133099861009. The next prime is 133099861019. The reversal of 133099861016 is 610168990331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133099861019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8318741306 + ... + 8318741321.

Almost surely, 2^133099861016 is an apocalyptic number.

It is an amenable number.

133099861016 is a deficient number, since it is larger than the sum of its proper divisors (116462378404).

133099861016 is a wasteful number, since it uses less digits than its factorization.

133099861016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16637482633 (or 16637482629 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 47.

The spelling of 133099861016 in words is "one hundred thirty-three billion, ninety-nine million, eight hundred sixty-one thousand, sixteen".