11287664722944 has 297 divisors, whose sum is σ = 33085361910783. Its totient is φ = 3706541789184.

The previous prime is 11287664722937. The next prime is 11287664722969. The reversal of 11287664722944 is 44922746678211.

The square root of 11287664722944 is 3359712.

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

11287664722944 is a `hidden beast` number, since 1 + 1 + 2 + 8 + 76 + 6 + 472 + 2 + 94 + 4 = 666.

It is a super-2 number, since 2×11287664722944² (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, 25480055587 + ... + 25480056029.

Almost surely, 2^{11287664722944} is an apocalyptic number.

11287664722944 is the 3359712-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11287664722944

11287664722944 is an abundant number, since it is smaller than the sum of its proper divisors (21797697187839).

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

11287664722944 is an frugal number, since it uses more digits than its factorization.

11287664722944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 527 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 63.

The spelling of 11287664722944 in words is "eleven trillion, two hundred eighty-seven billion, six hundred sixty-four million, seven hundred twenty-two thousand, nine hundred forty-four".