13776528890 has 16 divisors (see below), whose sum is σ = 24804260640. Its totient is φ = 5509165200.

The previous prime is 13776528881. The next prime is 13776528917. The reversal of 13776528890 is 9882567731.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140360 + ... + 217379.

It is an arithmetic number, because the mean of its divisors is an integer number (1550266290).

Almost surely, 2^13776528890 is an apocalyptic number.

13776528890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13776528890 is a deficient number, since it is larger than the sum of its proper divisors (11027731750).

13776528890 is a wasteful number, since it uses less digits than its factorization.

13776528890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361597.

The product of its (nonzero) digits is 5080320, while the sum is 56.

The spelling of 13776528890 in words is "thirteen billion, seven hundred seventy-six million, five hundred twenty-eight thousand, eight hundred ninety".