133408437708 has 48 divisors (see below), whose sum is σ = 383121670400. Its totient is φ = 35184642624.

The previous prime is 133408437707. The next prime is 133408437727. The reversal of 133408437708 is 807734804331.

It is a super-2 number, since 2×133408437708² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133408437707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61083358 + ... + 61085541.

Almost surely, 2^133408437708 is an apocalyptic number.

It is an amenable number.

133408437708 is an abundant number, since it is smaller than the sum of its proper divisors (249713232692).

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

133408437708 is a wasteful number, since it uses less digits than its factorization.

133408437708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122168926 (or 122168924 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 133408437708 in words is "one hundred thirty-three billion, four hundred eight million, four hundred thirty-seven thousand, seven hundred eight".