133355077680 has 120 divisors (see below), whose sum is σ = 454399260336. Its totient is φ = 32328496640.

The previous prime is 133355077679. The next prime is 133355077697. The reversal of 133355077680 is 86770553331.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2267019 + ... + 2325098.

Almost surely, 2^133355077680 is an apocalyptic number.

133355077680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133355077680 is an abundant number, since it is smaller than the sum of its proper divisors (321044182656).

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

133355077680 is a wasteful number, since it uses less digits than its factorization.

133355077680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592155 (or 4592138 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 48.

The spelling of 133355077680 in words is "one hundred thirty-three billion, three hundred fifty-five million, seventy-seven thousand, six hundred eighty".