10862409697489 has 9 divisors (see below), whose sum is σ = 12635891179401. Its totient is φ = 9310617108660.

The previous prime is 10862409697361. The next prime is 10862409697499. The reversal of 10862409697489 is 98479690426801.

The square root of 10862409697489 is 3295817.

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

It is not a de Polignac number, because 10862409697489 - 2⁷ = 10862409697361 is a prime.

It is a super-2 number, since 2×10862409697489² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10862409697499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22835304 + ... + 23306134.

Almost surely, 2^{10862409697489} is an apocalyptic number.

10862409697489 is the 3295817-th square number.

10862409697489 is the 1647909-th centered octagonal number.

It is an amenable number.

10862409697489 is a deficient number, since it is larger than the sum of its proper divisors (1773481481912).

10862409697489 is an frugal number, since it uses more digits than its factorization.

10862409697489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941676 (or 470838 counting only the distinct ones).

The product of its (nonzero) digits is 376233984, while the sum is 73.

The spelling of 10862409697489 in words is "ten trillion, eight hundred sixty-two billion, four hundred nine million, six hundred ninety-seven thousand, four hundred eighty-nine".