133126042621402 has 8 divisors (see below), whose sum is σ = 201029258992500. Its totient is φ = 66116289623904.

The previous prime is 133126042621357. The next prime is 133126042621457. The reversal of 133126042621402 is 204126240621331.

It can be written as a sum of positive squares in 2 ways, for example, as 131972053192281 + 1153989429121 = 11487909^2 + 1074239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 223365843027 + ... + 223365843622.

Almost surely, 2^{133126042621402} is an apocalyptic number.

133126042621402 is a deficient number, since it is larger than the sum of its proper divisors (67903216371098).

133126042621402 is a wasteful number, since it uses less digits than its factorization.

133126042621402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446731686800.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 133126042621402 in words is "one hundred thirty-three trillion, one hundred twenty-six billion, forty-two million, six hundred twenty-one thousand, four hundred two".