13776770481 has 16 divisors (see below), whose sum is σ = 18966013440. Its totient is φ = 8886159360.

The previous prime is 13776770467. The next prime is 13776770507. The reversal of 13776770481 is 18407767731.

13776770481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13776770481 - 2⁷ = 13776770353 is a prime.

It is a super-2 number, since 2×13776770481² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13776770411) 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 15 ways as a sum of consecutive naturals, for example, 449515 + ... + 479183.

It is an arithmetic number, because the mean of its divisors is an integer number (1185375840).

Almost surely, 2^13776770481 is an apocalyptic number.

It is an amenable number.

13776770481 is a deficient number, since it is larger than the sum of its proper divisors (5189242959).

13776770481 is a wasteful number, since it uses less digits than its factorization.

13776770481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34696.

The product of its (nonzero) digits is 1382976, while the sum is 51.

The spelling of 13776770481 in words is "thirteen billion, seven hundred seventy-six million, seven hundred seventy thousand, four hundred eighty-one".