2657921316052 has 48 divisors (see below), whose sum is σ = 4940183324160. Its totient is φ = 1249194931200.

The previous prime is 2657921316041. The next prime is 2657921316091. The reversal of 2657921316052 is 2506131297562.

2657921316052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2657921315987 and 2657921316005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2524 + ... + 2305612.

It is an arithmetic number, because the mean of its divisors is an integer number (102920485920).

Almost surely, 2^{2657921316052} is an apocalyptic number.

It is an amenable number.

2657921316052 is a deficient number, since it is larger than the sum of its proper divisors (2282262008108).

2657921316052 is a wasteful number, since it uses less digits than its factorization.

2657921316052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303392 (or 2303390 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 2657921316052 in words is "two trillion, six hundred fifty-seven billion, nine hundred twenty-one million, three hundred sixteen thousand, fifty-two".