133982979072 has 44 divisors (see below), whose sum is σ = 357113495376. Its totient is φ = 44660992000.

The previous prime is 133982979071. The next prime is 133982979133. The reversal of 133982979072 is 270979289331.

It is a junction number, because it is equal to n+sod(n) for n = 133982978997 and 133982979015.

It is not an unprimeable number, because it can be changed into a prime (133982979071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21804054 + ... + 21810197.

It is an arithmetic number, because the mean of its divisors is an integer number (8116215804).

Almost surely, 2^133982979072 is an apocalyptic number.

133982979072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133982979072 is an abundant number, since it is smaller than the sum of its proper divisors (223130516304).

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

133982979072 is an equidigital number, since it uses as much as digits as its factorization.

133982979072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43614274 (or 43614256 counting only the distinct ones).

The product of its (nonzero) digits is 10287648, while the sum is 60.

The spelling of 133982979072 in words is "one hundred thirty-three billion, nine hundred eighty-two million, nine hundred seventy-nine thousand, seventy-two".