13776422263440 has 40 divisors (see below), whose sum is σ = 42706909017408. Its totient is φ = 3673712603520.

The previous prime is 13776422263403. The next prime is 13776422263441. The reversal of 13776422263440 is 4436222467731.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (13776422263441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28700879476 + ... + 28700879955.

Almost surely, 2^{13776422263440} is an apocalyptic number.

13776422263440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13776422263440 is an abundant number, since it is smaller than the sum of its proper divisors (28930486753968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13776422263440 is a wasteful number, since it uses less digits than its factorization.

13776422263440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57401759447 (or 57401759441 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 51.

The spelling of 13776422263440 in words is "thirteen trillion, seven hundred seventy-six billion, four hundred twenty-two million, two hundred sixty-three thousand, four hundred forty".