869032114549 has 2 divisors, whose sum is σ = 869032114550. Its totient is φ = 869032114548.

The previous prime is 869032114519. The next prime is 869032114583. The reversal of 869032114549 is 945411230968.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 540952895025 + 328079219524 = 735495^2 + 572782^2 .

It is a cyclic number.

It is not a de Polignac number, because 869032114549 - 2⁷ = 869032114421 is a prime.

It is a super-2 number, since 2×869032114549² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 869032114496 and 869032114505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (869032114519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434516057274 + 434516057275.

It is an arithmetic number, because the mean of its divisors is an integer number (434516057275).

Almost surely, 2^869032114549 is an apocalyptic number.

It is an amenable number.

869032114549 is a deficient number, since it is larger than the sum of its proper divisors (1).

869032114549 is an equidigital number, since it uses as much as digits as its factorization.

869032114549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 869032114549 in words is "eight hundred sixty-nine billion, thirty-two million, one hundred fourteen thousand, five hundred forty-nine".