133219548340 has 24 divisors (see below), whose sum is σ = 296217584712. Its totient is φ = 50153241600.

The previous prime is 133219548277. The next prime is 133219548347. The reversal of 133219548340 is 43845912331.

It can be written as a sum of positive squares in 4 ways, for example, as 37656954916 + 95562593424 = 194054^2 + 309132^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133219548347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195910761 + ... + 195911440.

It is an arithmetic number, because the mean of its divisors is an integer number (12342399363).

Almost surely, 2^133219548340 is an apocalyptic number.

133219548340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133219548340 is an abundant number, since it is smaller than the sum of its proper divisors (162998036372).

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

133219548340 is a wasteful number, since it uses less digits than its factorization.

133219548340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391822227 (or 391822225 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 133219548340 in words is "one hundred thirty-three billion, two hundred nineteen million, five hundred forty-eight thousand, three hundred forty".