25148130433 has 2 divisors, whose sum is σ = 25148130434. Its totient is φ = 25148130432.

The previous prime is 25148130421. The next prime is 25148130443. The reversal of 25148130433 is 33403184152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17104193089 + 8043937344 = 130783^2 + 89688^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25148130433 is a prime.

It is not a weakly prime, because it can be changed into another prime (25148130443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12574065216 + 12574065217.

It is an arithmetic number, because the mean of its divisors is an integer number (12574065217).

Almost surely, 2^25148130433 is an apocalyptic number.

It is an amenable number.

25148130433 is a deficient number, since it is larger than the sum of its proper divisors (1).

25148130433 is an equidigital number, since it uses as much as digits as its factorization.

25148130433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 25148130433 in words is "twenty-five billion, one hundred forty-eight million, one hundred thirty thousand, four hundred thirty-three".