14457681402144 has 96 divisors (see below), whose sum is σ = 39176778170880. Its totient is φ = 4663634227200.

The previous prime is 14457681402137. The next prime is 14457681402149. The reversal of 14457681402144 is 44120418675441.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (14457681402149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197989512 + ... + 198062520.

It is an arithmetic number, because the mean of its divisors is an integer number (408091439280).

Almost surely, 2^{14457681402144} is an apocalyptic number.

It is an amenable number.

14457681402144 is an abundant number, since it is smaller than the sum of its proper divisors (24719096768736).

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

14457681402144 is a wasteful number, since it uses less digits than its factorization.

14457681402144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139594 (or 139586 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 51.

The spelling of 14457681402144 in words is "fourteen trillion, four hundred fifty-seven billion, six hundred eighty-one million, four hundred two thousand, one hundred forty-four".