14172820500 has 96 divisors (see below), whose sum is σ = 41300138880. Its totient is φ = 3776774400.

The previous prime is 14172820477. The next prime is 14172820517. The reversal of 14172820500 is 502827141.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 3131239 + ... + 3135761.

It is an arithmetic number, because the mean of its divisors is an integer number (430209780).

Almost surely, 2^14172820500 is an apocalyptic number.

14172820500 is a gapful number since it is divisible by the number (10) 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 14172820500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20650069440).

14172820500 is an abundant number, since it is smaller than the sum of its proper divisors (27127318380).

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

14172820500 is a wasteful number, since it uses less digits than its factorization.

14172820500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6634 (or 6622 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The spelling of 14172820500 in words is "fourteen billion, one hundred seventy-two million, eight hundred twenty thousand, five hundred".