4321620551422 has 32 divisors (see below), whose sum is σ = 6982967439360. Its totient is φ = 2000048856960.

The previous prime is 4321620551383. The next prime is 4321620551429. The reversal of 4321620551422 is 2241550261234.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321620551429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21837654 + ... + 22034662.

It is an arithmetic number, because the mean of its divisors is an integer number (218217732480).

Almost surely, 2^{4321620551422} is an apocalyptic number.

4321620551422 is a deficient number, since it is larger than the sum of its proper divisors (2661346887938).

4321620551422 is a wasteful number, since it uses less digits than its factorization.

4321620551422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212448.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 4321620551422 in words is "four trillion, three hundred twenty-one billion, six hundred twenty million, five hundred fifty-one thousand, four hundred twenty-two".