25224450124541 has 2 divisors, whose sum is σ = 25224450124542. Its totient is φ = 25224450124540.

The previous prime is 25224450124519. The next prime is 25224450124547. The reversal of 25224450124541 is 14542105442252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24060457281316 + 1163992843225 = 4905146^2 + 1078885^2 .

It is a cyclic number.

It is not a de Polignac number, because 25224450124541 - 2³⁴ = 25207270255357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25224450124547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12612225062270 + 12612225062271.

It is an arithmetic number, because the mean of its divisors is an integer number (12612225062271).

Almost surely, 2^{25224450124541} is an apocalyptic number.

It is an amenable number.

25224450124541 is a deficient number, since it is larger than the sum of its proper divisors (1).

25224450124541 is an equidigital number, since it uses as much as digits as its factorization.

25224450124541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512000, while the sum is 41.

Adding to 25224450124541 its reverse (14542105442252), we get a palindrome (39766555566793).

The spelling of 25224450124541 in words is "twenty-five trillion, two hundred twenty-four billion, four hundred fifty million, one hundred twenty-four thousand, five hundred forty-one".