14728693650 has 192 divisors, whose sum is σ = 41555054592. Its totient is φ = 3420000000.

The previous prime is 14728693649. The next prime is 14728693669. The reversal of 14728693650 is 5639682741.

It is a junction number, because it is equal to n+sod(n) for n = 14728693593 and 14728693602.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5164725 + ... + 5167575.

It is an arithmetic number, because the mean of its divisors is an integer number (216432576).

It is a 1-persistent number, because it is pandigital, but 2⋅14728693650 = 29457387300 is not.

Almost surely, 2^14728693650 is an apocalyptic number.

14728693650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14728693650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20777527296).

14728693650 is an abundant number, since it is smaller than the sum of its proper divisors (26826360942).

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

14728693650 is a wasteful number, since it uses less digits than its factorization.

14728693650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3009 (or 3004 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 14728693650 in words is "fourteen billion, seven hundred twenty-eight million, six hundred ninety-three thousand, six hundred fifty".