1630745010664 has 64 divisors (see below), whose sum is σ = 3812501197440. Its totient is φ = 635293532160.

The previous prime is 1630745010659. The next prime is 1630745010691. The reversal of 1630745010664 is 4660105470361.

It is a self number, because there is not a number n which added to its sum of digits gives 1630745010664.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6500752 + ... + 6746944.

It is an arithmetic number, because the mean of its divisors is an integer number (59570331210).

Almost surely, 2^{1630745010664} is an apocalyptic number.

1630745010664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1630745010664 is an abundant number, since it is smaller than the sum of its proper divisors (2181756186776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1630745010664 is a wasteful number, since it uses less digits than its factorization.

1630745010664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256970 (or 256966 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 1630745010664 in words is "one trillion, six hundred thirty billion, seven hundred forty-five million, ten thousand, six hundred sixty-four".