1602887157173 has 16 divisors (see below), whose sum is σ = 1676032441200. Its totient is φ = 1530960076800.

The previous prime is 1602887157133. The next prime is 1602887157197. The reversal of 1602887157173 is 3717517882061.

It can be written as a sum of positive squares in 8 ways, for example, as 183314991409 + 1419572165764 = 428153^2 + 1191458^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1602887157173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1602887157133) 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, 3139823 + ... + 3614451.

It is an arithmetic number, because the mean of its divisors is an integer number (104752027575).

Almost surely, 2^{1602887157173} is an apocalyptic number.

It is an amenable number.

1602887157173 is a deficient number, since it is larger than the sum of its proper divisors (73145284027).

1602887157173 is a wasteful number, since it uses less digits than its factorization.

1602887157173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475912.

The product of its (nonzero) digits is 3951360, while the sum is 56.

The spelling of 1602887157173 in words is "one trillion, six hundred two billion, eight hundred eighty-seven million, one hundred fifty-seven thousand, one hundred seventy-three".