13690839624 has 128 divisors (see below), whose sum is σ = 42767585280. Its totient is φ = 3548160000.

The previous prime is 13690839601. The next prime is 13690839661. The reversal of 13690839624 is 42693809631.

It is a super-2 number, since 2×13690839624² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 847624 + ... + 863624.

It is an arithmetic number, because the mean of its divisors is an integer number (334121760).

Almost surely, 2^13690839624 is an apocalyptic number.

13690839624 is a gapful number since it is divisible by the number (14) 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 13690839624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21383792640).

13690839624 is an abundant number, since it is smaller than the sum of its proper divisors (29076745656).

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

13690839624 is a wasteful number, since it uses less digits than its factorization.

13690839624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16491 (or 16487 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 51.

The spelling of 13690839624 in words is "thirteen billion, six hundred ninety million, eight hundred thirty-nine thousand, six hundred twenty-four".