133213288804 has 18 divisors (see below), whose sum is σ = 247643045090. Its totient is φ = 62688605952.

The previous prime is 133213288799. The next prime is 133213288847. The reversal of 133213288804 is 408882312331.

It can be written as a sum of positive squares in 3 ways, for example, as 65900024100 + 67313264704 = 256710^2 + 259448^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57617049 + ... + 57619360.

Almost surely, 2^133213288804 is an apocalyptic number.

It is an amenable number.

133213288804 is a deficient number, since it is larger than the sum of its proper divisors (114429756286).

133213288804 is a wasteful number, since it uses less digits than its factorization.

133213288804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115236447 (or 115236428 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 133213288804 in words is "one hundred thirty-three billion, two hundred thirteen million, two hundred eighty-eight thousand, eight hundred four".