13294771040 has 24 divisors (see below), whose sum is σ = 31408896960. Its totient is φ = 5317908352.

The previous prime is 13294771031. The next prime is 13294771057. The reversal of 13294771040 is 4017749231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13294770985 and 13294771003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41546000 + ... + 41546319.

It is an arithmetic number, because the mean of its divisors is an integer number (1308704040).

Almost surely, 2^13294771040 is an apocalyptic number.

13294771040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13294771040 is an abundant number, since it is smaller than the sum of its proper divisors (18114125920).

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

13294771040 is an equidigital number, since it uses as much as digits as its factorization.

13294771040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83092334 (or 83092326 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 13294771040 in words is "thirteen billion, two hundred ninety-four million, seven hundred seventy-one thousand, forty".