10939486465 has 16 divisors (see below), whose sum is σ = 13380066000. Its totient is φ = 8583258112.

The previous prime is 10939486433. The next prime is 10939486471. The reversal of 10939486465 is 56468493901.

It is a happy number.

It is a Cunningham number, because it is equal to 104592²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 3053336049 + 7886150416 = 55257^2 + 88804^2 .

It is a cyclic number.

It is not a de Polignac number, because 10939486465 - 2⁵ = 10939486433 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 908001 + ... + 919969.

It is an arithmetic number, because the mean of its divisors is an integer number (836254125).

Almost surely, 2^10939486465 is an apocalyptic number.

It is an amenable number.

10939486465 is a deficient number, since it is larger than the sum of its proper divisors (2440579535).

10939486465 is a wasteful number, since it uses less digits than its factorization.

10939486465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15476.

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 10939486465 in words is "ten billion, nine hundred thirty-nine million, four hundred eighty-six thousand, four hundred sixty-five".