14238664020 has 288 divisors, whose sum is σ = 50653075200. Its totient is φ = 3236163840.

The previous prime is 14238664019. The next prime is 14238664031. The reversal of 14238664020 is 2046683241.

14238664020 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 8 + 6 + 640 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13026594 + ... + 13027686.

Almost surely, 2^14238664020 is an apocalyptic number.

14238664020 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 14238664020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25326537600).

14238664020 is an abundant number, since it is smaller than the sum of its proper divisors (36414411180).

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

14238664020 is a wasteful number, since it uses less digits than its factorization.

14238664020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340 (or 1321 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 14238664020 in words is "fourteen billion, two hundred thirty-eight million, six hundred sixty-four thousand, twenty".