16715221050 has 48 divisors (see below), whose sum is σ = 45222275232. Its totient is φ = 4052174400.

The previous prime is 16715221031. The next prime is 16715221067. The reversal of 16715221050 is 5012251761.

It is a super-2 number, since 2×16715221050² (a number of 21 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 16715220999 and 16715221017.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5063569 + ... + 5066868.

It is an arithmetic number, because the mean of its divisors is an integer number (942130734).

Almost surely, 2^16715221050 is an apocalyptic number.

16715221050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16715221050 is an abundant number, since it is smaller than the sum of its proper divisors (28507054182).

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

16715221050 is a wasteful number, since it uses less digits than its factorization.

16715221050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10130463 (or 10130458 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

The spelling of 16715221050 in words is "sixteen billion, seven hundred fifteen million, two hundred twenty-one thousand, fifty".