22421898380476 has 24 divisors (see below), whose sum is σ = 44843897752416. Its totient is φ = 9609363379200.

The previous prime is 22421898380437. The next prime is 22421898380477. The reversal of 22421898380476 is 67408389812422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22421898380477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21636576 + ... + 22649176.

It is an arithmetic number, because the mean of its divisors is an integer number (1868495739684).

Almost surely, 2^{22421898380476} is an apocalyptic number.

It is an amenable number.

22421898380476 is an abundant number, since it is smaller than the sum of its proper divisors (22421999371940).

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

22421898380476 is a wasteful number, since it uses less digits than its factorization.

22421898380476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803429 (or 1803427 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 64.

The spelling of 22421898380476 in words is "twenty-two trillion, four hundred twenty-one billion, eight hundred ninety-eight million, three hundred eighty thousand, four hundred seventy-six".