73568582847369 has 9 divisors (see below), whose sum is σ = 106265767947469. Its totient is φ = 49045704743820.

The previous prime is 73568582847349. The next prime is 73568582847433. The reversal of 73568582847369 is 96374828586537.

The square root of 73568582847369 is 8577213.

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

73568582847369 is a `hidden beast` number, since 7 + 3 + 5 + 6 + 8 + 5 + 82 + 8 + 473 + 69 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 73568582847369 - 2²⁵ = 73568549292937 is a prime.

It is a super-2 number, since 2×73568582847369² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73568582847349) 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, 24302104 + ... + 27161174.

Almost surely, 2^{73568582847369} is an apocalyptic number.

73568582847369 is the 8577213-rd square number.

73568582847369 is the 4288607-th centered octagonal number.

It is an amenable number.

73568582847369 is a deficient number, since it is larger than the sum of its proper divisors (32697185100100).

73568582847369 is an frugal number, since it uses more digits than its factorization.

73568582847369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718148 (or 2859074 counting only the distinct ones).

The product of its digits is 14631321600, while the sum is 81.

The spelling of 73568582847369 in words is "seventy-three trillion, five hundred sixty-eight billion, five hundred eighty-two million, eight hundred forty-seven thousand, three hundred sixty-nine".