2523211525444 has 9 divisors (see below), whose sum is σ = 4415625729151. Its totient is φ = 1261604174260.

The previous prime is 2523211525403. The next prime is 2523211525451. The reversal of 2523211525444 is 4445251123252.

The square root of 2523211525444 is 1588462.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2523211525397 and 2523211525406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2779809 + ... + 3574039.

Almost surely, 2^{2523211525444} is an apocalyptic number.

2523211525444 is the 1588462-nd square number.

It is an amenable number.

2523211525444 is a deficient number, since it is larger than the sum of its proper divisors (1892414203707).

2523211525444 is an frugal number, since it uses more digits than its factorization.

2523211525444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588466 (or 794233 counting only the distinct ones).

The product of its digits is 384000, while the sum is 40.

Adding to 2523211525444 its reverse (4445251123252), we get a palindrome (6968462648696).

The spelling of 2523211525444 in words is "two trillion, five hundred twenty-three billion, two hundred eleven million, five hundred twenty-five thousand, four hundred forty-four".