2164717152272 has 10 divisors (see below), whose sum is σ = 4194139482558. Its totient is φ = 1082358576128.

The previous prime is 2164717152251. The next prime is 2164717152317. The reversal of 2164717152272 is 2722517174612.

It can be written as a sum of positive squares in only one way, i.e., 2016843064336 + 147874087936 = 1420156^2 + 384544^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67647410993 + ... + 67647411024.

Almost surely, 2^{2164717152272} is an apocalyptic number.

It is an amenable number.

2164717152272 is a deficient number, since it is larger than the sum of its proper divisors (2029422330286).

2164717152272 is a wasteful number, since it uses less digits than its factorization.

2164717152272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135294822025 (or 135294822019 counting only the distinct ones).

The product of its digits is 658560, while the sum is 47.

The spelling of 2164717152272 in words is "two trillion, one hundred sixty-four billion, seven hundred seventeen million, one hundred fifty-two thousand, two hundred seventy-two".