1117697212944 has 405 divisors, whose sum is σ = 3531288041229. Its totient is φ = 342536688000.

The previous prime is 1117697212921. The next prime is 1117697212969. The reversal of 1117697212944 is 4492127967111.

The square root of 1117697212944 is 1057212.

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

It can be written as a sum of positive squares in only one way, i.e., 165339824400 + 952357388544 = 406620^2 + 975888^2 .

It is a super-2 number, since 2×1117697212944² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 4452976819 + ... + 4452977069.

Almost surely, 2^{1117697212944} is an apocalyptic number.

1117697212944 is the 1057212-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117697212944

1117697212944 is an abundant number, since it is smaller than the sum of its proper divisors (2413590828285).

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

1117697212944 is an frugal number, since it uses more digits than its factorization.

1117697212944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 269 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 54.

The spelling of 1117697212944 in words is "one trillion, one hundred seventeen billion, six hundred ninety-seven million, two hundred twelve thousand, nine hundred forty-four".