421500044450322 has 24 divisors (see below), whose sum is σ = 917238088004940. Its totient is φ = 139886477632800.

The previous prime is 421500044450291. The next prime is 421500044450347. The reversal of 421500044450322 is 223054440005124.

421500044450322 is a `hidden beast` number, since 42 + 1 + 50 + 0 + 0 + 4 + 44 + 503 + 22 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 405204459755481 + 16295584694841 = 20129691^2 + 4036779^2 .

It is a super-2 number, since 2×421500044450322² (a number of 30 digits) contains 22 as substring.

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, 51128094429 + ... + 51128102672.

Almost surely, 2^{421500044450322} is an apocalyptic number.

421500044450322 is an abundant number, since it is smaller than the sum of its proper divisors (495738043554618).

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

421500044450322 is a wasteful number, since it uses less digits than its factorization.

421500044450322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102256197338 (or 102256197335 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 421500044450322 its reverse (223054440005124), we get a palindrome (644554484455446).

The spelling of 421500044450322 in words is "four hundred twenty-one trillion, five hundred billion, forty-four million, four hundred fifty thousand, three hundred twenty-two".