133673530008 has 64 divisors (see below), whose sum is σ = 356387472000. Its totient is φ = 41635072512.

The previous prime is 133673529967. The next prime is 133673530021. The reversal of 133673530008 is 800035376331.

It is a super-2 number, since 2×133673530008² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1121818 + ... + 1235241.

It is an arithmetic number, because the mean of its divisors is an integer number (5568554250).

Almost surely, 2^133673530008 is an apocalyptic number.

It is an amenable number.

133673530008 is an abundant number, since it is smaller than the sum of its proper divisors (222713941992).

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

133673530008 is a wasteful number, since it uses less digits than its factorization.

133673530008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357224 (or 2357220 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 133673530008 in words is "one hundred thirty-three billion, six hundred seventy-three million, five hundred thirty thousand, eight".