1630727589646 has 8 divisors (see below), whose sum is σ = 2446097847984. Its totient is φ = 815361640320.

The previous prime is 1630727589637. The next prime is 1630727589683. The reversal of 1630727589646 is 6469857270361.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147231 + ... + 1811941.

It is an arithmetic number, because the mean of its divisors is an integer number (305762230998).

It is a 1-persistent number, because it is pandigital, but 2⋅1630727589646 = 3261455179292 is not.

Almost surely, 2^{1630727589646} is an apocalyptic number.

1630727589646 is a deficient number, since it is larger than the sum of its proper divisors (815370258338).

1630727589646 is a wasteful number, since it uses less digits than its factorization.

1630727589646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154506.

The product of its (nonzero) digits is 91445760, while the sum is 64.

The spelling of 1630727589646 in words is "one trillion, six hundred thirty billion, seven hundred twenty-seven million, five hundred eighty-nine thousand, six hundred forty-six".