134440640512562 has 4 divisors (see below), whose sum is σ = 201660960768846. Its totient is φ = 67220320256280.

The previous prime is 134440640512561. The next prime is 134440640512579. The reversal of 134440640512562 is 265215046044431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 132504064903681 + 1936575608881 = 11511041^2 + 1391609^2 .

It is not an unprimeable number, because it can be changed into a prime (134440640512561) 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 as a sum of consecutive naturals, namely, 33610160128139 + ... + 33610160128142.

Almost surely, 2^{134440640512562} is an apocalyptic number.

134440640512562 is a deficient number, since it is larger than the sum of its proper divisors (67220320256284).

134440640512562 is an equidigital number, since it uses as much as digits as its factorization.

134440640512562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67220320256283.

The product of its (nonzero) digits is 2764800, while the sum is 47.

Adding to 134440640512562 its reverse (265215046044431), we get a palindrome (399655686556993).

The spelling of 134440640512562 in words is "one hundred thirty-four trillion, four hundred forty billion, six hundred forty million, five hundred twelve thousand, five hundred sixty-two".