14257849464 has 24 divisors (see below), whose sum is σ = 38615009160. Its totient is φ = 4752616464.

The previous prime is 14257849439. The next prime is 14257849481. The reversal of 14257849464 is 46494875241.

14257849464 is a `hidden beast` number, since 1 + 4 + 2 + 578 + 4 + 9 + 4 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 14257849464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99012772 + ... + 99012915.

It is an arithmetic number, because the mean of its divisors is an integer number (1608958715).

Almost surely, 2^14257849464 is an apocalyptic number.

It is an amenable number.

14257849464 is an abundant number, since it is smaller than the sum of its proper divisors (24357159696).

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

14257849464 is a wasteful number, since it uses less digits than its factorization.

14257849464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198025699 (or 198025692 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The spelling of 14257849464 in words is "fourteen billion, two hundred fifty-seven million, eight hundred forty-nine thousand, four hundred sixty-four".