13176428357340 has 288 divisors, whose sum is σ = 42658463090880. Its totient is φ = 3280649084928.

The previous prime is 13176428357329. The next prime is 13176428357363. The reversal of 13176428357340 is 4375382467131.

13176428357340 is a `hidden beast` number, since 1 + 3 + 1 + 7 + 6 + 4 + 28 + 3 + 573 + 40 = 666.

It is a super-2 number, since 2×13176428357340² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 194071039 + ... + 194138921.

It is an arithmetic number, because the mean of its divisors is an integer number (148119663510).

Almost surely, 2^{13176428357340} is an apocalyptic number.

13176428357340 is a gapful number since it is divisible by the number (10) 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 13176428357340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21329231545440).

13176428357340 is an abundant number, since it is smaller than the sum of its proper divisors (29482034733540).

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

13176428357340 is a wasteful number, since it uses less digits than its factorization.

13176428357340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68421 (or 68416 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 13176428357340 in words is "thirteen trillion, one hundred seventy-six billion, four hundred twenty-eight million, three hundred fifty-seven thousand, three hundred forty".