14656453854 has 64 divisors (see below), whose sum is σ = 34604470272. Its totient is φ = 4049740800.

The previous prime is 14656453841. The next prime is 14656453883. The reversal of 14656453854 is 45835465641.

It is a junction number, because it is equal to n+sod(n) for n = 14656453797 and 14656453806.

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, 2623344 + ... + 2628924.

It is an arithmetic number, because the mean of its divisors is an integer number (540694848).

Almost surely, 2^14656453854 is an apocalyptic number.

14656453854 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14656453854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17302235136).

14656453854 is an abundant number, since it is smaller than the sum of its proper divisors (19948016418).

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

14656453854 is a wasteful number, since it uses less digits than its factorization.

14656453854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7641.

The product of its digits is 6912000, while the sum is 51.

The spelling of 14656453854 in words is "fourteen billion, six hundred fifty-six million, four hundred fifty-three thousand, eight hundred fifty-four".