1652781573552 has 40 divisors (see below), whose sum is σ = 4329822159360. Its totient is φ = 543167652160.

The previous prime is 1652781573433. The next prime is 1652781573559. The reversal of 1652781573552 is 2553751872561.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1652781573492 and 1652781573501.

It is not an unprimeable number, because it can be changed into a prime (1652781573559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242482152 + ... + 242488967.

It is an arithmetic number, because the mean of its divisors is an integer number (108245553984).

Almost surely, 2^{1652781573552} is an apocalyptic number.

1652781573552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1652781573552 is an abundant number, since it is smaller than the sum of its proper divisors (2677040585808).

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

1652781573552 is a wasteful number, since it uses less digits than its factorization.

1652781573552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484971201 (or 484971195 counting only the distinct ones).

The product of its digits is 17640000, while the sum is 57.

The spelling of 1652781573552 in words is "one trillion, six hundred fifty-two billion, seven hundred eighty-one million, five hundred seventy-three thousand, five hundred fifty-two".