133635796893 has 48 divisors (see below), whose sum is σ = 212053959936. Its totient is φ = 83810350080.

The previous prime is 133635796873. The next prime is 133635796919. The reversal of 133635796893 is 398697536331.

It is a happy number.

133635796893 is a `hidden beast` number, since 133 + 6 + 357 + 9 + 68 + 93 = 666.

It is not a de Polignac number, because 133635796893 - 2¹⁶ = 133635731357 is a prime.

It is a super-2 number, since 2×133635796893² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133635796893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133635796873) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10498773 + ... + 10511493.

It is an arithmetic number, because the mean of its divisors is an integer number (4417790832).

Almost surely, 2^133635796893 is an apocalyptic number.

It is an amenable number.

133635796893 is a deficient number, since it is larger than the sum of its proper divisors (78418163043).

133635796893 is a wasteful number, since it uses less digits than its factorization.

133635796893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15296 (or 15284 counting only the distinct ones).

The product of its digits is 66134880, while the sum is 63.

The spelling of 133635796893 in words is "one hundred thirty-three billion, six hundred thirty-five million, seven hundred ninety-six thousand, eight hundred ninety-three".