25200152420501 has 2 divisors, whose sum is σ = 25200152420502. Its totient is φ = 25200152420500.

The previous prime is 25200152420489. The next prime is 25200152420557. The reversal of 25200152420501 is 10502425100252.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15531473118001 + 9668679302500 = 3940999^2 + 3109450^2 .

It is a cyclic number.

It is not a de Polignac number, because 25200152420501 - 2⁴² = 20802105909397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25200152420561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12600076210250 + 12600076210251.

It is an arithmetic number, because the mean of its divisors is an integer number (12600076210251).

Almost surely, 2^{25200152420501} is an apocalyptic number.

It is an amenable number.

25200152420501 is a deficient number, since it is larger than the sum of its proper divisors (1).

25200152420501 is an equidigital number, since it uses as much as digits as its factorization.

25200152420501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 25200152420501 its reverse (10502425100252), we get a palindrome (35702577520753).

The spelling of 25200152420501 in words is "twenty-five trillion, two hundred billion, one hundred fifty-two million, four hundred twenty thousand, five hundred one".