13776378914129 has 16 divisors (see below), whose sum is σ = 14984324968704. Its totient is φ = 12589630200000.

The previous prime is 13776378914057. The next prime is 13776378914147. The reversal of 13776378914129 is 92141987367731.

It is a cyclic number.

It is not a de Polignac number, because 13776378914129 - 2²⁸ = 13776110478673 is a prime.

It is a super-3 number, since 3×13776378914129³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13776378914149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14485004 + ... + 15406754.

It is an arithmetic number, because the mean of its divisors is an integer number (936520310544).

Almost surely, 2^{13776378914129} is an apocalyptic number.

It is an amenable number.

13776378914129 is a deficient number, since it is larger than the sum of its proper divisors (1207946054575).

13776378914129 is a wasteful number, since it uses less digits than its factorization.

13776378914129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933248.

The product of its digits is 96018048, while the sum is 68.

The spelling of 13776378914129 in words is "thirteen trillion, seven hundred seventy-six billion, three hundred seventy-eight million, nine hundred fourteen thousand, one hundred twenty-nine".