3478503812511 has 16 divisors (see below), whose sum is σ = 5708313949184. Its totient is φ = 1834815197664.

The previous prime is 3478503812503. The next prime is 3478503812557. The reversal of 3478503812511 is 1152183058743.

It is not a de Polignac number, because 3478503812511 - 2³ = 3478503812503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3478503812501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6370885831 + ... + 6370886376.

It is an arithmetic number, because the mean of its divisors is an integer number (356769621824).

Almost surely, 2^{3478503812511} is an apocalyptic number.

3478503812511 is a deficient number, since it is larger than the sum of its proper divisors (2229810136673).

3478503812511 is a wasteful number, since it uses less digits than its factorization.

3478503812511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12741772230.

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 3478503812511 in words is "three trillion, four hundred seventy-eight billion, five hundred three million, eight hundred twelve thousand, five hundred eleven".