1018054942042 has 32 divisors (see below), whose sum is σ = 1634184253440. Its totient is φ = 473987646720.

The previous prime is 1018054942013. The next prime is 1018054942049. The reversal of 1018054942042 is 2402494508101.

It is a super-2 number, since 2×1018054942042² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1018054941986 and 1018054942004.

It is not an unprimeable number, because it can be changed into a prime (1018054942049) 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, 1221792 + ... + 1878532.

It is an arithmetic number, because the mean of its divisors is an integer number (51068257920).

Almost surely, 2^{1018054942042} is an apocalyptic number.

1018054942042 is a deficient number, since it is larger than the sum of its proper divisors (616129311398).

1018054942042 is a wasteful number, since it uses less digits than its factorization.

1018054942042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657246.

The product of its (nonzero) digits is 92160, while the sum is 40.

The spelling of 1018054942042 in words is "one trillion, eighteen billion, fifty-four million, nine hundred forty-two thousand, forty-two".