22421410450 has 24 divisors (see below), whose sum is σ = 42673683888. Its totient is φ = 8759992080.

The previous prime is 22421410433. The next prime is 22421410507. The reversal of 22421410450 is 5401412422.

22421410450 = T₁₈₅₈₀ + T₁₈₅₈₁ + ... + T₁₈₇₀₈.

It is a super-4 number, since 4×22421410450⁴ (a number of 43 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 5212132 + ... + 5216431.

It is an arithmetic number, because the mean of its divisors is an integer number (1778070162).

Almost surely, 2^22421410450 is an apocalyptic number.

22421410450 is a deficient number, since it is larger than the sum of its proper divisors (20252273438).

22421410450 is a wasteful number, since it uses less digits than its factorization.

22421410450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10428618 (or 10428613 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 22421410450 its reverse (5401412422), we get a palindrome (27822822872).

The spelling of 22421410450 in words is "twenty-two billion, four hundred twenty-one million, four hundred ten thousand, four hundred fifty".