8921476029456 has 225 divisors, whose sum is σ = 26751784631143. Its totient is φ = 2870276048640.

The previous prime is 8921476029397. The next prime is 8921476029481. The reversal of 8921476029456 is 6549206741298.

The square root of 8921476029456 is 2986884.

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

8921476029456 is a `hidden beast` number, since 8 + 9 + 2 + 14 + 7 + 602 + 9 + 4 + 5 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 62042839056 + 8859433190400 = 249084^2 + 2976480^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8921476029393 and 8921476029402.

It is an unprimeable number.

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 44 ways as a sum of consecutive naturals, for example, 3118305466 + ... + 3118308326.

Almost surely, 2^{8921476029456} is an apocalyptic number.

8921476029456 is the 2986884-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8921476029456

8921476029456 is an abundant number, since it is smaller than the sum of its proper divisors (17830308601687).

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

8921476029456 is an frugal number, since it uses more digits than its factorization.

8921476029456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5800 (or 2895 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 8921476029456 in words is "eight trillion, nine hundred twenty-one billion, four hundred seventy-six million, twenty-nine thousand, four hundred fifty-six".