14562764222161 has 9 divisors (see below), whose sum is σ = 14783622569499. Its totient is φ = 14345157668424.

The previous prime is 14562764222119. The next prime is 14562764222183. The reversal of 14562764222161 is 16122246726541.

The square root of 14562764222161 is 3816119.

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., 1505786681025 + 13056977541136 = 1227105^2 + 3613444^2 .

It is not a de Polignac number, because 14562764222161 - 2⁷ = 14562764222033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14562764220161) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 255651495 + ... + 255708451.

Almost surely, 2^{14562764222161} is an apocalyptic number.

14562764222161 is the 3816119-th square number.

14562764222161 is the 1908060-th centered octagonal number.

It is an amenable number.

14562764222161 is a deficient number, since it is larger than the sum of its proper divisors (220858347338).

14562764222161 is an frugal number, since it uses more digits than its factorization.

14562764222161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114048 (or 57024 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

Multiplying 14562764222161 by its sum of digits (49), we get a square (713575446885889 = 26712833²).

The spelling of 14562764222161 in words is "fourteen trillion, five hundred sixty-two billion, seven hundred sixty-four million, two hundred twenty-two thousand, one hundred sixty-one".