1630215645532 has 12 divisors (see below), whose sum is σ = 2852983422576. Its totient is φ = 815077524800.

The previous prime is 1630215645529. The next prime is 1630215645593. The reversal of 1630215645532 is 2355465120361.

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, 7453213 + ... + 7668820.

It is an arithmetic number, because the mean of its divisors is an integer number (237748618548).

Almost surely, 2^{1630215645532} is an apocalyptic number.

It is an amenable number.

1630215645532 is a deficient number, since it is larger than the sum of its proper divisors (1222767777044).

1630215645532 is a wasteful number, since it uses less digits than its factorization.

1630215645532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15148988 (or 15148986 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 1630215645532 in words is "one trillion, six hundred thirty billion, two hundred fifteen million, six hundred forty-five thousand, five hundred thirty-two".