14691403734 has 36 divisors (see below), whose sum is σ = 34184836404. Its totient is φ = 4196950128.

The previous prime is 14691403733. The next prime is 14691403751. The reversal of 14691403734 is 43730419641.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14691403733) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2074752 + ... + 2081820.

It is an arithmetic number, because the mean of its divisors is an integer number (949578789).

Almost surely, 2^14691403734 is an apocalyptic number.

14691403734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

14691403734 is an abundant number, since it is smaller than the sum of its proper divisors (19493432670).

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

14691403734 is an frugal number, since it uses more digits than its factorization.

14691403734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14157 (or 7081 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 14691403734 in words is "fourteen billion, six hundred ninety-one million, four hundred three thousand, seven hundred thirty-four".