13754521000 has 128 divisors (see below), whose sum is σ = 35234559360. Its totient is φ = 4984128000.

The previous prime is 13754520991. The next prime is 13754521003. The reversal of 13754521000 is 12545731.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13754521000.

It is not an unprimeable number, because it can be changed into a prime (13754521003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3374964 + ... + 3379036.

It is an arithmetic number, because the mean of its divisors is an integer number (275269995).

Almost surely, 2^13754521000 is an apocalyptic number.

13754521000 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 13754521000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17617279680).

13754521000 is an abundant number, since it is smaller than the sum of its proper divisors (21480038360).

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

13754521000 is a wasteful number, since it uses less digits than its factorization.

13754521000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4412 (or 4398 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The spelling of 13754521000 in words is "thirteen billion, seven hundred fifty-four million, five hundred twenty-one thousand".