13576421376 has 270 divisors, whose sum is σ = 45647052360. Its totient is φ = 3876913152.

The previous prime is 13576421333. The next prime is 13576421381. The reversal of 13576421376 is 67312467531.

13576421376 is a `hidden beast` number, since 1 + 3 + 576 + 4 + 2 + 1 + 3 + 76 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7224405 + ... + 7226283.

Almost surely, 2^13576421376 is an apocalyptic number.

13576421376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13576421376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22823526180).

13576421376 is an abundant number, since it is smaller than the sum of its proper divisors (32070630984).

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

13576421376 is an equidigital number, since it uses as much as digits as its factorization.

13576421376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927 (or 1891 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The spelling of 13576421376 in words is "thirteen billion, five hundred seventy-six million, four hundred twenty-one thousand, three hundred seventy-six".