13303947450 has 24 divisors (see below), whose sum is σ = 32993790048. Its totient is φ = 3547719280.

The previous prime is 13303947413. The next prime is 13303947463. The reversal of 13303947450 is 5474930331.

It is a junction number, because it is equal to n+sod(n) for n = 13303947399 and 13303947408.

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, 44346342 + ... + 44346641.

It is an arithmetic number, because the mean of its divisors is an integer number (1374741252).

Almost surely, 2^13303947450 is an apocalyptic number.

13303947450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13303947450 is an abundant number, since it is smaller than the sum of its proper divisors (19689842598).

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

13303947450 is a wasteful number, since it uses less digits than its factorization.

13303947450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88692998 (or 88692993 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 13303947450 in words is "thirteen billion, three hundred three million, nine hundred forty-seven thousand, four hundred fifty".