13450377798 has 96 divisors (see below), whose sum is σ = 36251403552. Its totient is φ = 3541017600.

The previous prime is 13450377793. The next prime is 13450377821. The reversal of 13450377798 is 89777305431.

13450377798 is a `hidden beast` number, since 1 + 3 + 450 + 37 + 77 + 98 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13450377791) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109933 + ... + 197448.

It is an arithmetic number, because the mean of its divisors is an integer number (377618787).

Almost surely, 2^13450377798 is an apocalyptic number.

13450377798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13450377798 is an abundant number, since it is smaller than the sum of its proper divisors (22801025754).

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

13450377798 is a wasteful number, since it uses less digits than its factorization.

13450377798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307430 (or 307427 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The spelling of 13450377798 in words is "thirteen billion, four hundred fifty million, three hundred seventy-seven thousand, seven hundred ninety-eight".