2143486612218 has 32 divisors (see below), whose sum is σ = 4901031936000. Its totient is φ = 612220500720.

The previous prime is 2143486612177. The next prime is 2143486612261. The reversal of 2143486612218 is 8122166843412.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8382778 + ... + 8634693.

It is an arithmetic number, because the mean of its divisors is an integer number (153157248000).

Almost surely, 2^{2143486612218} is an apocalyptic number.

2143486612218 is an abundant number, since it is smaller than the sum of its proper divisors (2757545323782).

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

2143486612218 is a wasteful number, since it uses less digits than its factorization.

2143486612218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17020482.

The product of its digits is 884736, while the sum is 48.

The spelling of 2143486612218 in words is "two trillion, one hundred forty-three billion, four hundred eighty-six million, six hundred twelve thousand, two hundred eighteen".