4551646542422 has 64 divisors (see below), whose sum is σ = 8325715507200. Its totient is φ = 1822834316160.

The previous prime is 4551646542397. The next prime is 4551646542449. The reversal of 4551646542422 is 2242456461554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21180272 + ... + 21394092.

It is an arithmetic number, because the mean of its divisors is an integer number (130089304800).

Almost surely, 2^{4551646542422} is an apocalyptic number.

4551646542422 is a deficient number, since it is larger than the sum of its proper divisors (3774068964778).

4551646542422 is a wasteful number, since it uses less digits than its factorization.

4551646542422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214941.

The product of its digits is 9216000, while the sum is 50.

The spelling of 4551646542422 in words is "four trillion, five hundred fifty-one billion, six hundred forty-six million, five hundred forty-two thousand, four hundred twenty-two".