2656454369112 has 352 divisors, whose sum is σ = 8048522222400. Its totient is φ = 819252439488.

The previous prime is 2656454369089. The next prime is 2656454369123. The reversal of 2656454369112 is 2119634546562.

2656454369112 is a `hidden beast` number, since 2 + 6 + 5 + 6 + 4 + 543 + 6 + 91 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 87 ways as a sum of consecutive naturals, for example, 385940823 + ... + 385947705.

It is an arithmetic number, because the mean of its divisors is an integer number (22865119950).

Almost surely, 2^{2656454369112} 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 2656454369112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4024261111200).

2656454369112 is an abundant number, since it is smaller than the sum of its proper divisors (5392067853288).

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

2656454369112 is an equidigital number, since it uses as much as digits as its factorization.

2656454369112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6981 (or 6950 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The spelling of 2656454369112 in words is "two trillion, six hundred fifty-six billion, four hundred fifty-four million, three hundred sixty-nine thousand, one hundred twelve".