14471609856 has 160 divisors (see below), whose sum is σ = 44533006848. Its totient is φ = 4127293440.

The previous prime is 14471609833. The next prime is 14471609903. The reversal of 14471609856 is 65890617441.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 14471609799 and 14471609808.

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, 262041 + ... + 312423.

Almost surely, 2^14471609856 is an apocalyptic number.

14471609856 is a gapful number since it is divisible by the number (16) 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 14471609856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22266503424).

14471609856 is an abundant number, since it is smaller than the sum of its proper divisors (30061396992).

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

14471609856 is a wasteful number, since it uses less digits than its factorization.

14471609856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50432 (or 50416 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 14471609856 in words is "fourteen billion, four hundred seventy-one million, six hundred nine thousand, eight hundred fifty-six".