133676358079728 has 40 divisors (see below), whose sum is σ = 345332122708048. Its totient is φ = 44558588477952.

The previous prime is 133676358079699. The next prime is 133676358079739. The reversal of 133676358079728 is 827970853676331.

It is a super-2 number, since 2×133676358079728² (a number of 29 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 133676358079728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4973700 + ... + 17090652.

Almost surely, 2^{133676358079728} is an apocalyptic number.

It is an amenable number.

133676358079728 is an abundant number, since it is smaller than the sum of its proper divisors (211655764628320).

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

133676358079728 is a wasteful number, since it uses less digits than its factorization.

133676358079728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12346801 (or 12346795 counting only the distinct ones).

The product of its (nonzero) digits is 1920360960, while the sum is 75.

The spelling of 133676358079728 in words is "one hundred thirty-three trillion, six hundred seventy-six billion, three hundred fifty-eight million, seventy-nine thousand, seven hundred twenty-eight".