133640715344 has 10 divisors (see below), whose sum is σ = 258928886010. Its totient is φ = 66820357664.

The previous prime is 133640715331. The next prime is 133640715391. The reversal of 133640715344 is 443517046331.

It can be written as a sum of positive squares in only one way, i.e., 120817417744 + 12823297600 = 347588^2 + 113240^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4176272339 + ... + 4176272370.

It is an arithmetic number, because the mean of its divisors is an integer number (25892888601).

Almost surely, 2^133640715344 is an apocalyptic number.

It is an amenable number.

133640715344 is a deficient number, since it is larger than the sum of its proper divisors (125288170666).

133640715344 is an equidigital number, since it uses as much as digits as its factorization.

133640715344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8352544717 (or 8352544711 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 133640715344 in words is "one hundred thirty-three billion, six hundred forty million, seven hundred fifteen thousand, three hundred forty-four".