1652845252172 has 48 divisors (see below), whose sum is σ = 3049189920000. Its totient is φ = 782788878144.

The previous prime is 1652845252171. The next prime is 1652845252183. The reversal of 1652845252172 is 2712525482561.

It is a self number, because there is not a number n which added to its sum of digits gives 1652845252172.

It is not an unprimeable number, because it can be changed into a prime (1652845252171) 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, 3085079 + ... + 3580977.

It is an arithmetic number, because the mean of its divisors is an integer number (63524790000).

Almost surely, 2^{1652845252172} is an apocalyptic number.

It is an amenable number.

1652845252172 is a deficient number, since it is larger than the sum of its proper divisors (1396344667828).

1652845252172 is a wasteful number, since it uses less digits than its factorization.

1652845252172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496478 (or 496476 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 50.

The spelling of 1652845252172 in words is "one trillion, six hundred fifty-two billion, eight hundred forty-five million, two hundred fifty-two thousand, one hundred seventy-two".