14255014454520 has 128 divisors (see below), whose sum is σ = 48893561763840. Its totient is φ = 3257007252480.

The previous prime is 14255014454491. The next prime is 14255014454563. The reversal of 14255014454520 is 2545441055241.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1200541 + ... + 5472780.

It is an arithmetic number, because the mean of its divisors is an integer number (381980951280).

Almost surely, 2^{14255014454520} is an apocalyptic number.

14255014454520 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 14255014454520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24446780881920).

14255014454520 is an abundant number, since it is smaller than the sum of its proper divisors (34638547309320).

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

14255014454520 is a wasteful number, since it uses less digits than its factorization.

14255014454520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675885 (or 6675881 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 42.

The spelling of 14255014454520 in words is "fourteen trillion, two hundred fifty-five billion, fourteen million, four hundred fifty-four thousand, five hundred twenty".