14394727349940 has 192 divisors, whose sum is σ = 46941692313600. Its totient is φ = 3227701714944.

The previous prime is 14394727349939. The next prime is 14394727349971. The reversal of 14394727349940 is 4994372749341.

14394727349940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×14394727349940² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11263252 + ... + 12475988.

It is an arithmetic number, because the mean of its divisors is an integer number (244487980800).

Almost surely, 2^{14394727349940} is an apocalyptic number.

14394727349940 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 14394727349940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23470846156800).

14394727349940 is an abundant number, since it is smaller than the sum of its proper divisors (32546964963660).

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

14394727349940 is a wasteful number, since it uses less digits than its factorization.

14394727349940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213294 (or 1213292 counting only the distinct ones).

The product of its (nonzero) digits is 164602368, while the sum is 66.

The spelling of 14394727349940 in words is "fourteen trillion, three hundred ninety-four billion, seven hundred twenty-seven million, three hundred forty-nine thousand, nine hundred forty".