13744536380 has 24 divisors (see below), whose sum is σ = 30561381648. Its totient is φ = 5174413568.

The previous prime is 13744536373. The next prime is 13744536389. The reversal of 13744536380 is 8363544731.

It is a super-2 number, since 2×13744536380² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13744536389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20212214 + ... + 20212893.

It is an arithmetic number, because the mean of its divisors is an integer number (1273390902).

Almost surely, 2^13744536380 is an apocalyptic number.

13744536380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13744536380 is an abundant number, since it is smaller than the sum of its proper divisors (16816845268).

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

13744536380 is a wasteful number, since it uses less digits than its factorization.

13744536380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40425133 (or 40425131 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 13744536380 in words is "thirteen billion, seven hundred forty-four million, five hundred thirty-six thousand, three hundred eighty".