10981747632384 has 243 divisors, whose sum is σ = 32892089742057. Its totient is φ = 3659150951424.

The previous prime is 10981747632353. The next prime is 10981747632391. The reversal of 10981747632384 is 48323674718901.

The square root of 10981747632384 is 3313872.

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

10981747632384 is a `hidden beast` number, since 1 + 0 + 9 + 81 + 7 + 476 + 3 + 2 + 3 + 84 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4712372640000 + 6269374992384 = 2170800^2 + 2503872^2 .

It is a tau number, because it is divible by the number of its divisors (243).

It is a super-2 number, since 2×10981747632384² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4294776834 + ... + 4294779390.

Almost surely, 2^{10981747632384} is an apocalyptic number.

10981747632384 is the 3313872-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10981747632384

10981747632384 is an abundant number, since it is smaller than the sum of its proper divisors (21910342109673).

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

10981747632384 is an frugal number, since it uses more digits than its factorization.

10981747632384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5154 (or 2562 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 63.

The spelling of 10981747632384 in words is "ten trillion, nine hundred eighty-one billion, seven hundred forty-seven million, six hundred thirty-two thousand, three hundred eighty-four".