13984703730 has 32 divisors (see below), whose sum is σ = 37292544000. Its totient is φ = 3729254256.

The previous prime is 13984703717. The next prime is 13984703737. The reversal of 13984703730 is 3730748931.

13984703730 is a `hidden beast` number, since 139 + 84 + 70 + 373 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (13984703737) 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, 25897330 + ... + 25897869.

It is an arithmetic number, because the mean of its divisors is an integer number (1165392000).

Almost surely, 2^13984703730 is an apocalyptic number.

13984703730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13984703730 is an abundant number, since it is smaller than the sum of its proper divisors (23307840270).

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

13984703730 is a wasteful number, since it uses less digits than its factorization.

13984703730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51795215 (or 51795209 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 13984703730 in words is "thirteen billion, nine hundred eighty-four million, seven hundred three thousand, seven hundred thirty".