165700487488 has 14 divisors (see below), whose sum is σ = 328811904986. Its totient is φ = 82850243712.

The previous prime is 165700487479. The next prime is 165700487569. The reversal of 165700487488 is 884784007561.

It can be written as a sum of positive squares in only one way, i.e., 157742420224 + 7958067264 = 397168^2 + 89208^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1294534995 + ... + 1294535122.

Almost surely, 2^165700487488 is an apocalyptic number.

It is an amenable number.

165700487488 is a deficient number, since it is larger than the sum of its proper divisors (163111417498).

165700487488 is an equidigital number, since it uses as much as digits as its factorization.

165700487488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2589070129 (or 2589070119 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 58.

The spelling of 165700487488 in words is "one hundred sixty-five billion, seven hundred million, four hundred eighty-seven thousand, four hundred eighty-eight".