16207822400450 has 24 divisors (see below), whose sum is σ = 30485274950340. Its totient is φ = 6410284812800.

The previous prime is 16207822400437. The next prime is 16207822400461. The reversal of 16207822400450 is 5400422870261.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 350614384129 + 15857208016321 = 592127^2 + 3982111^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16207822400398 and 16207822400407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1821099191 + ... + 1821108090.

Almost surely, 2^{16207822400450} is an apocalyptic number.

16207822400450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16207822400450 is a deficient number, since it is larger than the sum of its proper divisors (14277452549890).

16207822400450 is a wasteful number, since it uses less digits than its factorization.

16207822400450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642207382 (or 3642207377 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 41.

The spelling of 16207822400450 in words is "sixteen trillion, two hundred seven billion, eight hundred twenty-two million, four hundred thousand, four hundred fifty".