3480723685218 has 32 divisors (see below), whose sum is σ = 7699563418176. Its totient is φ = 1042046175168.

The previous prime is 3480723685217. The next prime is 3480723685261. The reversal of 3480723685218 is 8125863270843.

It is not an unprimeable number, because it can be changed into a prime (3480723685217) 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 in 15 ways as a sum of consecutive naturals, for example, 603033096 + ... + 603038867.

It is an arithmetic number, because the mean of its divisors is an integer number (240611356818).

Almost surely, 2^{3480723685218} is an apocalyptic number.

3480723685218 is an abundant number, since it is smaller than the sum of its proper divisors (4218839732958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3480723685218 is a wasteful number, since it uses less digits than its factorization.

3480723685218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206072018.

The product of its (nonzero) digits is 15482880, while the sum is 57.

It can be divided in two parts, 3480723 and 685218, that added together give a triangular number (4165941 = T₂₈₈₆).

The spelling of 3480723685218 in words is "three trillion, four hundred eighty billion, seven hundred twenty-three million, six hundred eighty-five thousand, two hundred eighteen".