134331020240 has 40 divisors (see below), whose sum is σ = 330691367880. Its totient is φ = 50571677696.

The previous prime is 134331020237. The next prime is 134331020297. The reversal of 134331020240 is 42020133431.

It can be written as a sum of positive squares in 4 ways, for example, as 18940365376 + 115390654864 = 137624^2 + 339692^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49385045 + ... + 49387764.

It is an arithmetic number, because the mean of its divisors is an integer number (8267284197).

Almost surely, 2^134331020240 is an apocalyptic number.

134331020240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134331020240 is an abundant number, since it is smaller than the sum of its proper divisors (196360347640).

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

134331020240 is a wasteful number, since it uses less digits than its factorization.

134331020240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98772839 (or 98772833 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 134331020240 its reverse (42020133431), we get a palindrome (176351153671).

The spelling of 134331020240 in words is "one hundred thirty-four billion, three hundred thirty-one million, twenty thousand, two hundred forty".