2573542453752 has 128 divisors (see below), whose sum is σ = 7171177728000. Its totient is φ = 855155802240.

The previous prime is 2573542453739. The next prime is 2573542453753.

2573542453752 is a `hidden beast` number, since 2 + 5 + 7 + 3 + 54 + 2 + 4 + 537 + 52 = 666.

2573542453752 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2573542453752² (a number of 26 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2573542453753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215191149 + ... + 215203107.

It is an arithmetic number, because the mean of its divisors is an integer number (56024826000).

Almost surely, 2^{2573542453752} 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 2573542453752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3585588864000).

2573542453752 is an abundant number, since it is smaller than the sum of its proper divisors (4597635274248).

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

2573542453752 is a wasteful number, since it uses less digits than its factorization.

2573542453752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15018 (or 15008 counting only the distinct ones).

The product of its digits is 35280000, while the sum is 54.

The spelling of 2573542453752 in words is "two trillion, five hundred seventy-three billion, five hundred forty-two million, four hundred fifty-three thousand, seven hundred fifty-two".