14139445320 has 1536 divisors, whose sum is σ = 67568256000. Its totient is φ = 2554675200.

The previous prime is 14139445303. The next prime is 14139445351. The reversal of 14139445320 is 2354493141.

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 383 ways as a sum of consecutive naturals, for example, 344864500 + ... + 344864540.

It is an arithmetic number, because the mean of its divisors is an integer number (43989750).

Almost surely, 2^14139445320 is an apocalyptic number.

14139445320 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 14139445320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33784128000).

14139445320 is an abundant number, since it is smaller than the sum of its proper divisors (53428810680).

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

14139445320 is a wasteful number, since it uses less digits than its factorization.

14139445320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 14139445320 in words is "fourteen billion, one hundred thirty-nine million, four hundred forty-five thousand, three hundred twenty".