133685896004 has 24 divisors (see below), whose sum is σ = 236671669920. Its totient is φ = 66069657216.

The previous prime is 133685895983. The next prime is 133685896009. The reversal of 133685896004 is 400698586331.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (133685896009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403397 + ... + 655820.

It is an arithmetic number, because the mean of its divisors is an integer number (9861319580).

Almost surely, 2^133685896004 is an apocalyptic number.

It is an amenable number.

133685896004 is a deficient number, since it is larger than the sum of its proper divisors (102985773916).

133685896004 is a wasteful number, since it uses less digits than its factorization.

133685896004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059587 (or 1059585 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 133685896004 in words is "one hundred thirty-three billion, six hundred eighty-five million, eight hundred ninety-six thousand, four".