13161302236 has 24 divisors (see below), whose sum is σ = 24217167744. Its totient is φ = 6246480240.

The previous prime is 13161302197. The next prime is 13161302243. The reversal of 13161302236 is 63220316131.

It is a congruent 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, 533970 + ... + 558073.

It is an arithmetic number, because the mean of its divisors is an integer number (1009048656).

Almost surely, 2^13161302236 is an apocalyptic number.

It is an amenable number.

13161302236 is a deficient number, since it is larger than the sum of its proper divisors (11055865508).

13161302236 is a wasteful number, since it uses less digits than its factorization.

13161302236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092201 (or 1092199 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 13161302236 its reverse (63220316131), we get a palindrome (76381618367).

The spelling of 13161302236 in words is "thirteen billion, one hundred sixty-one million, three hundred two thousand, two hundred thirty-six".