2018666853351 has 16 divisors (see below), whose sum is σ = 3063559453920. Its totient is φ = 1312954050240.

The previous prime is 2018666853347. The next prime is 2018666853367. The reversal of 2018666853351 is 1533586668102.

It is a happy number.

It is not a de Polignac number, because 2018666853351 - 2² = 2018666853347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2018666853451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 911772540 + ... + 911774753.

It is an arithmetic number, because the mean of its divisors is an integer number (191472465870).

Almost surely, 2^{2018666853351} is an apocalyptic number.

2018666853351 is a deficient number, since it is larger than the sum of its proper divisors (1044892600569).

2018666853351 is a wasteful number, since it uses less digits than its factorization.

2018666853351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823547343 (or 1823547337 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 2018666853351 in words is "two trillion, eighteen billion, six hundred sixty-six million, eight hundred fifty-three thousand, three hundred fifty-one".