2453773142656 has 64 divisors (see below), whose sum is σ = 5338468215360. Its totient is φ = 1114160486400.

The previous prime is 2453773142621. The next prime is 2453773142741. The reversal of 2453773142656 is 6562413773542.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 2453773142597 and 2453773142606.

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, 389341 + ... + 2249251.

It is an arithmetic number, because the mean of its divisors is an integer number (83413565865).

Almost surely, 2^{2453773142656} 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 2453773142656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2669234107680).

2453773142656 is an abundant number, since it is smaller than the sum of its proper divisors (2884695072704).

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

2453773142656 is a wasteful number, since it uses less digits than its factorization.

2453773142656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860873 (or 1860861 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 55.

The spelling of 2453773142656 in words is "two trillion, four hundred fifty-three billion, seven hundred seventy-three million, one hundred forty-two thousand, six hundred fifty-six".