14738143784 has 64 divisors (see below), whose sum is σ = 34065239040. Its totient is φ = 5821194240.

The previous prime is 14738143759. The next prime is 14738143787. The reversal of 14738143784 is 48734183741.

It is not an unprimeable number, because it can be changed into a prime (14738143787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450857 + ... + 482439.

It is an arithmetic number, because the mean of its divisors is an integer number (532269360).

Almost surely, 2^14738143784 is an apocalyptic number.

14738143784 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 14738143784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17032619520).

14738143784 is an abundant number, since it is smaller than the sum of its proper divisors (19327095256).

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

14738143784 is a wasteful number, since it uses less digits than its factorization.

14738143784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32250 (or 32246 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 50.

The spelling of 14738143784 in words is "fourteen billion, seven hundred thirty-eight million, one hundred forty-three thousand, seven hundred eighty-four".