2118469958966 has 4 divisors (see below), whose sum is σ = 3177704938452. Its totient is φ = 1059234979482.

The previous prime is 2118469958951. The next prime is 2118469958971. The reversal of 2118469958966 is 6698599648112.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2118469958893 and 2118469958902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529617489740 + ... + 529617489743.

It is an arithmetic number, because the mean of its divisors is an integer number (794426234613).

Almost surely, 2^{2118469958966} is an apocalyptic number.

2118469958966 is a deficient number, since it is larger than the sum of its proper divisors (1059234979486).

2118469958966 is a wasteful number, since it uses less digits than its factorization.

2118469958966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059234979485.

The product of its digits is 403107840, while the sum is 74.

The spelling of 2118469958966 in words is "two trillion, one hundred eighteen billion, four hundred sixty-nine million, nine hundred fifty-eight thousand, nine hundred sixty-six".