34040043513 has 12 divisors (see below), whose sum is σ = 56193087808. Its totient is φ = 19451453400.

The previous prime is 34040043509. The next prime is 34040043529. The reversal of 34040043513 is 31534004043.

It is not a de Polignac number, because 34040043513 - 2² = 34040043509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34040043593) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270159013 + ... + 270159138.

Almost surely, 2^34040043513 is an apocalyptic number.

It is an amenable number.

34040043513 is a deficient number, since it is larger than the sum of its proper divisors (22153044295).

34040043513 is a wasteful number, since it uses less digits than its factorization.

34040043513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540318164 (or 540318161 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 34040043513 its reverse (31534004043), we get a palindrome (65574047556).

The spelling of 34040043513 in words is "thirty-four billion, forty million, forty-three thousand, five hundred thirteen".