1818700826324 has 6 divisors (see below), whose sum is σ = 3182726446074. Its totient is φ = 909350413160.

The previous prime is 1818700826297. The next prime is 1818700826359. The reversal of 1818700826324 is 4236280078181.

It can be written as a sum of positive squares in only one way, i.e., 1403988010000 + 414712816324 = 1184900^2 + 643982^2 .

It is a super-2 number, since 2×1818700826324² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227337603287 + ... + 227337603294.

It is an arithmetic number, because the mean of its divisors is an integer number (530454407679).

Almost surely, 2^{1818700826324} is an apocalyptic number.

It is an amenable number.

1818700826324 is a deficient number, since it is larger than the sum of its proper divisors (1364025619750).

1818700826324 is a wasteful number, since it uses less digits than its factorization.

1818700826324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454675206585 (or 454675206583 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 50.

The spelling of 1818700826324 in words is "one trillion, eight hundred eighteen billion, seven hundred million, eight hundred twenty-six thousand, three hundred twenty-four".