918898096942224 has 945 divisors, whose sum is σ = 3144102809817051. Its totient is φ = 259288116595200.

The previous prime is 918898096942159. The next prime is 918898096942277. The reversal of 918898096942224 is 422249690898819.

The square root of 918898096942224 is 30313332.

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

918898096942224 is a `hidden beast` number, since 9 + 1 + 8 + 8 + 9 + 80 + 96 + 9 + 422 + 24 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 435846623763600 + 483051473178624 = 20876940^2 + 21978432^2 .

It is a Harshad number since it is a multiple of its sum of digits (81).

It is an unprimeable number.

It is a polite number, since it can be written in 188 ways as a sum of consecutive naturals, for example, 2314604777994 + ... + 2314604778390.

Almost surely, 2^{918898096942224} is an apocalyptic number.

918898096942224 is the 30313332-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 918898096942224

918898096942224 is an abundant number, since it is smaller than the sum of its proper divisors (2225204712874827).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

918898096942224 is an frugal number, since it uses more digits than its factorization.

918898096942224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 2579890176, while the sum is 81.

918898096942224 divided by its sum of digits (81) gives a square (11344420949904 = 3368148²).

It can be divided in two parts, 9188980 and 96942224, that added together give a square (106131204 = 10302²).

The spelling of 918898096942224 in words is "nine hundred eighteen trillion, eight hundred ninety-eight billion, ninety-six million, nine hundred forty-two thousand, two hundred twenty-four".