4462666442421 has 8 divisors (see below), whose sum is σ = 6491151189024. Its totient is φ = 2704646328720.

The previous prime is 4462666442389. The next prime is 4462666442441. The reversal of 4462666442421 is 1242446662644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4462666442421 - 2⁵ = 4462666442389 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4462666442441) 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, 67616158186 + ... + 67616158251.

It is an arithmetic number, because the mean of its divisors is an integer number (811393898628).

Almost surely, 2^{4462666442421} is an apocalyptic number.

It is an amenable number.

4462666442421 is a deficient number, since it is larger than the sum of its proper divisors (2028484746603).

4462666442421 is a wasteful number, since it uses less digits than its factorization.

4462666442421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135232316451.

The product of its digits is 10616832, while the sum is 51.

The spelling of 4462666442421 in words is "four trillion, four hundred sixty-two billion, six hundred sixty-six million, four hundred forty-two thousand, four hundred twenty-one".