132779013480 has 160 divisors (see below), whose sum is σ = 446645291400. Its totient is φ = 35379154944.

The previous prime is 132779013457. The next prime is 132779013481. The reversal of 132779013480 is 84310977231.

132779013480 is a `hidden beast` number, since 1 + 3 + 2 + 77 + 90 + 13 + 480 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 128991595716 + 3787417764 = 359154^2 + 61542^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (132779013481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4160464 + ... + 4192256.

Almost surely, 2^132779013480 is an apocalyptic number.

132779013480 is a gapful number since it is divisible by the number (10) 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 132779013480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223322645700).

132779013480 is an abundant number, since it is smaller than the sum of its proper divisors (313866277920).

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

132779013480 is a wasteful number, since it uses less digits than its factorization.

132779013480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33105 (or 33092 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 132779013480 in words is "one hundred thirty-two billion, seven hundred seventy-nine million, thirteen thousand, four hundred eighty".