13132400850 has 144 divisors (see below), whose sum is σ = 36945260352. Its totient is φ = 3337994880.

The previous prime is 13132400833. The next prime is 13132400863. The reversal of 13132400850 is 5800423131.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3175384 + ... + 3179516.

It is an arithmetic number, because the mean of its divisors is an integer number (256564308).

Almost surely, 2^13132400850 is an apocalyptic number.

13132400850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13132400850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18472630176).

13132400850 is an abundant number, since it is smaller than the sum of its proper divisors (23812859502).

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

13132400850 is a wasteful number, since it uses less digits than its factorization.

13132400850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481 (or 4473 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 13132400850 its reverse (5800423131), we get a palindrome (18932823981).

The spelling of 13132400850 in words is "thirteen billion, one hundred thirty-two million, four hundred thousand, eight hundred fifty".