13113389950 has 24 divisors (see below), whose sum is σ = 24684779448. Its totient is φ = 5182157280.

The previous prime is 13113389941. The next prime is 13113389983. The reversal of 13113389950 is 5998331131.

It is a super-2 number, since 2×13113389950² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13113389897 and 13113389906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1575777 + ... + 1584076.

It is an arithmetic number, because the mean of its divisors is an integer number (1028532477).

Almost surely, 2^13113389950 is an apocalyptic number.

13113389950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13113389950 is a deficient number, since it is larger than the sum of its proper divisors (11571389498).

13113389950 is a wasteful number, since it uses less digits than its factorization.

13113389950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3159948 (or 3159943 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 43.

The spelling of 13113389950 in words is "thirteen billion, one hundred thirteen million, three hundred eighty-nine thousand, nine hundred fifty".