14686001685840 has 80 divisors (see below), whose sum is σ = 45532398115008. Its totient is φ = 3915768803328.

The previous prime is 14686001685809. The next prime is 14686001685881. The reversal of 14686001685840 is 4858610068641.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2001057 + ... + 5777216.

Almost surely, 2^{14686001685840} is an apocalyptic number.

14686001685840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14686001685840 is an abundant number, since it is smaller than the sum of its proper divisors (30846396429168).

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

14686001685840 is a wasteful number, since it uses less digits than its factorization.

14686001685840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7786156 (or 7786150 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 57.

The spelling of 14686001685840 in words is "fourteen trillion, six hundred eighty-six billion, one million, six hundred eighty-five thousand, eight hundred forty".