2855108674656 has 768 divisors, whose sum is σ = 9998679398400. Its totient is φ = 775432175616.

The previous prime is 2855108674643. The next prime is 2855108674679. The reversal of 2855108674656 is 6564768015582.

2855108674656 is a `hidden beast` number, since 2 + 8 + 5 + 5 + 108 + 67 + 465 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 2855108674593 and 2855108674602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4814685496 + ... + 4814686088.

It is an arithmetic number, because the mean of its divisors is an integer number (13019113800).

Almost surely, 2^{2855108674656} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2855108674656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4999339699200).

2855108674656 is an abundant number, since it is smaller than the sum of its proper divisors (7143570723744).

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

2855108674656 is a wasteful number, since it uses less digits than its factorization.

2855108674656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028 (or 1014 counting only the distinct ones).

The product of its (nonzero) digits is 96768000, while the sum is 63.

The spelling of 2855108674656 in words is "two trillion, eight hundred fifty-five billion, one hundred eight million, six hundred seventy-four thousand, six hundred fifty-six".