2657921316054 has 16 divisors (see below), whose sum is σ = 5324267112960. Its totient is φ = 884569691880.

The previous prime is 2657921316041. The next prime is 2657921316091. The reversal of 2657921316054 is 4506131297562.

It is a junction number, because it is equal to n+sod(n) for n = 2657921315988 and 2657921316006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351015934 + ... + 351023505.

It is an arithmetic number, because the mean of its divisors is an integer number (332766694560).

Almost surely, 2^{2657921316054} is an apocalyptic number.

2657921316054 is an abundant number, since it is smaller than the sum of its proper divisors (2666345796906).

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

2657921316054 is a wasteful number, since it uses less digits than its factorization.

2657921316054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702040075.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 2657921316054 in words is "two trillion, six hundred fifty-seven billion, nine hundred twenty-one million, three hundred sixteen thousand, fifty-four".