1018286846404 has 27 divisors (see below), whose sum is σ = 1862933873997. Its totient is φ = 486984552384.

The previous prime is 1018286846377. The next prime is 1018286846407. The reversal of 1018286846404 is 4046486828101.

The square root of 1018286846404 is 1009102.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 164422140100 + 853864706304 = 405490^2 + 924048^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1018286846407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 46407724 + ... + 46429660.

Almost surely, 2^{1018286846404} is an apocalyptic number.

1018286846404 is the 1009102-nd square number.

It is an amenable number.

1018286846404 is a deficient number, since it is larger than the sum of its proper divisors (844647027593).

1018286846404 is an frugal number, since it uses more digits than its factorization.

1018286846404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43924 (or 21962 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 52.

The spelling of 1018286846404 in words is "one trillion, eighteen billion, two hundred eighty-six million, eight hundred forty-six thousand, four hundred four".