13754431640 has 32 divisors (see below), whose sum is σ = 31472010000. Its totient is φ = 5408521344.

The previous prime is 13754431637. The next prime is 13754431651. The reversal of 13754431640 is 4613445731.

It is a junction number, because it is equal to n+sod(n) for n = 13754431594 and 13754431603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911715 + ... + 2916434.

Almost surely, 2^13754431640 is an apocalyptic number.

13754431640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13754431640 is an abundant number, since it is smaller than the sum of its proper divisors (17717578360).

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

13754431640 is a wasteful number, since it uses less digits than its factorization.

13754431640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5828219 (or 5828215 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 13754431640 in words is "thirteen billion, seven hundred fifty-four million, four hundred thirty-one thousand, six hundred forty".