2685505148 has 6 divisors (see below), whose sum is σ = 4699634016. Its totient is φ = 1342752572.

The previous prime is 2685505091. The next prime is 2685505157. The reversal of 2685505148 is 8415055862.

It is a junction number, because it is equal to n+sod(n) for n = 2685505099 and 2685505108.

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, 335688140 + ... + 335688147.

It is an arithmetic number, because the mean of its divisors is an integer number (783272336).

Almost surely, 2^2685505148 is an apocalyptic number.

It is an amenable number.

2685505148 is a deficient number, since it is larger than the sum of its proper divisors (2014128868).

2685505148 is a wasteful number, since it uses less digits than its factorization.

2685505148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671376291 (or 671376289 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 44.

The square root of 2685505148 is about 51821.8597504953. The cubic root of 2685505148 is about 1389.9803575369.

The spelling of 2685505148 in words is "two billion, six hundred eighty-five million, five hundred five thousand, one hundred forty-eight".