133684736982 has 16 divisors (see below), whose sum is σ = 273058186752. Its totient is φ = 43613460200.

The previous prime is 133684736929. The next prime is 133684736989. The reversal of 133684736982 is 289637486331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133684736989) 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, 237029394 + ... + 237029957.

It is an arithmetic number, because the mean of its divisors is an integer number (17066136672).

Almost surely, 2^133684736982 is an apocalyptic number.

133684736982 is an abundant number, since it is smaller than the sum of its proper divisors (139373449770).

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

133684736982 is a wasteful number, since it uses less digits than its factorization.

133684736982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474059403.

The product of its digits is 31352832, while the sum is 60.

The spelling of 133684736982 in words is "one hundred thirty-three billion, six hundred eighty-four million, seven hundred thirty-six thousand, nine hundred eighty-two".