11865854662 has 16 divisors (see below), whose sum is σ = 17836810992. Its totient is φ = 5920266240.

The previous prime is 11865854621. The next prime is 11865854677. The reversal of 11865854662 is 26645856811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2146462 + ... + 2151982.

It is an arithmetic number, because the mean of its divisors is an integer number (1114800687).

Almost surely, 2^11865854662 is an apocalyptic number.

11865854662 is a deficient number, since it is larger than the sum of its proper divisors (5970956330).

11865854662 is a wasteful number, since it uses less digits than its factorization.

11865854662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7623.

The product of its digits is 2764800, while the sum is 52.

The spelling of 11865854662 in words is "eleven billion, eight hundred sixty-five million, eight hundred fifty-four thousand, six hundred sixty-two".