133676540816 has 80 divisors (see below), whose sum is σ = 318975500928. Its totient is φ = 52848460800.

The previous prime is 133676540791. The next prime is 133676540819. The reversal of 133676540816 is 618045676331.

It is not an unprimeable number, because it can be changed into a prime (133676540819) 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, 2258156 + ... + 2316596.

Almost surely, 2^133676540816 is an apocalyptic number.

133676540816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133676540816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159487750464).

133676540816 is an abundant number, since it is smaller than the sum of its proper divisors (185298960112).

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

133676540816 is a wasteful number, since it uses less digits than its factorization.

133676540816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60040 (or 60034 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 133676540816 in words is "one hundred thirty-three billion, six hundred seventy-six million, five hundred forty thousand, eight hundred sixteen".