13776495965 has 16 divisors (see below), whose sum is σ = 18001958400. Its totient is φ = 10081092672.

The previous prime is 13776495949. The next prime is 13776495983. The reversal of 13776495965 is 56959467731.

13776495965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13776495965 - 2⁴ = 13776495949 is a prime.

It is a super-2 number, since 2×13776495965² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13776495898 and 13776495907.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2497517 + ... + 2503026.

It is an arithmetic number, because the mean of its divisors is an integer number (1125122400).

Almost surely, 2^13776495965 is an apocalyptic number.

It is an amenable number.

13776495965 is a deficient number, since it is larger than the sum of its proper divisors (4225462435).

13776495965 is a wasteful number, since it uses less digits than its factorization.

13776495965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000596.

The product of its digits is 42865200, while the sum is 62.

The spelling of 13776495965 in words is "thirteen billion, seven hundred seventy-six million, four hundred ninety-five thousand, nine hundred sixty-five".