340135252445 has 32 divisors (see below), whose sum is σ = 419089355136. Its totient is φ = 264918931200.

The previous prime is 340135252399. The next prime is 340135252463. The reversal of 340135252445 is 544252531043.

It is a de Polignac number, because none of the positive numbers 2^k-340135252445 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340135252399 and 340135252408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45065162 + ... + 45072708.

It is an arithmetic number, because the mean of its divisors is an integer number (13096542348).

Almost surely, 2^340135252445 is an apocalyptic number.

It is an amenable number.

340135252445 is a deficient number, since it is larger than the sum of its proper divisors (78954102691).

340135252445 is a wasteful number, since it uses less digits than its factorization.

340135252445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9101.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 340135252445 its reverse (544252531043), we get a palindrome (884387783488).

The spelling of 340135252445 in words is "three hundred forty billion, one hundred thirty-five million, two hundred fifty-two thousand, four hundred forty-five".