1018426667684 has 12 divisors (see below), whose sum is σ = 1782624056304. Its totient is φ = 509105508744.

The previous prime is 1018426667669. The next prime is 1018426667693. The reversal of 1018426667684 is 4867666248101.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 26935022 + ... + 26972805.

It is an arithmetic number, because the mean of its divisors is an integer number (148552004692).

Almost surely, 2^{1018426667684} is an apocalyptic number.

It is an amenable number.

1018426667684 is a deficient number, since it is larger than the sum of its proper divisors (764197388620).

1018426667684 is a wasteful number, since it uses less digits than its factorization.

1018426667684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53912554 (or 53912552 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 59.

The spelling of 1018426667684 in words is "one trillion, eighteen billion, four hundred twenty-six million, six hundred sixty-seven thousand, six hundred eighty-four".