13778710770 has 32 divisors (see below), whose sum is σ = 36075170880. Its totient is φ = 3340293440.

The previous prime is 13778710727. The next prime is 13778710801. The reversal of 13778710770 is 7701787731.

It is a happy number.

13778710770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 20876505 + ... + 20877164.

It is an arithmetic number, because the mean of its divisors is an integer number (1127349090).

Almost surely, 2^13778710770 is an apocalyptic number.

13778710770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13778710770 is an abundant number, since it is smaller than the sum of its proper divisors (22296460110).

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

13778710770 is a wasteful number, since it uses less digits than its factorization.

13778710770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41753690.

The product of its (nonzero) digits is 403368, while the sum is 48.

The spelling of 13778710770 in words is "thirteen billion, seven hundred seventy-eight million, seven hundred ten thousand, seven hundred seventy".