3477172213813 has 32 divisors (see below), whose sum is σ = 3745663210080. Its totient is φ = 3216263086080.

The previous prime is 3477172213811. The next prime is 3477172213819. The reversal of 3477172213813 is 3183122717743.

It can be written as a sum of positive squares in 16 ways, for example, as 39715308369 + 3437456905444 = 199287^2 + 1854038^2 .

It is not a de Polignac number, because 3477172213813 - 2¹ = 3477172213811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3477172213811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 378731083 + ... + 378740263.

It is an arithmetic number, because the mean of its divisors is an integer number (117051975315).

Almost surely, 2^{3477172213813} is an apocalyptic number.

It is an amenable number.

3477172213813 is a deficient number, since it is larger than the sum of its proper divisors (268490996267).

3477172213813 is a wasteful number, since it uses less digits than its factorization.

3477172213813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10777.

The product of its digits is 1185408, while the sum is 49.

The spelling of 3477172213813 in words is "three trillion, four hundred seventy-seven billion, one hundred seventy-two million, two hundred thirteen thousand, eight hundred thirteen".