1604657488160 has 24 divisors (see below), whose sum is σ = 3791003316156. Its totient is φ = 641862995200.

The previous prime is 1604657488153. The next prime is 1604657488163. The reversal of 1604657488160 is 618847564061.

It can be written as a sum of positive squares in 2 ways, for example, as 1582352663056 + 22304825104 = 1257916^2 + 149348^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1604657488096 and 1604657488105.

It is not an unprimeable number, because it can be changed into a prime (1604657488163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5014554491 + ... + 5014554810.

Almost surely, 2^{1604657488160} is an apocalyptic number.

1604657488160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1604657488160 is an abundant number, since it is smaller than the sum of its proper divisors (2186345827996).

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

1604657488160 is a wasteful number, since it uses less digits than its factorization.

1604657488160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10029109316 (or 10029109308 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 1604657488160 in words is "one trillion, six hundred four billion, six hundred fifty-seven million, four hundred eighty-eight thousand, one hundred sixty".