25150470547 has 2 divisors, whose sum is σ = 25150470548. Its totient is φ = 25150470546.

The previous prime is 25150470529. The next prime is 25150470571. The reversal of 25150470547 is 74507405152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25150470547 - 2¹⁵ = 25150437779 is a prime.

It is not a weakly prime, because it can be changed into another prime (25150470647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12575235273 + 12575235274.

It is an arithmetic number, because the mean of its divisors is an integer number (12575235274).

Almost surely, 2^25150470547 is an apocalyptic number.

25150470547 is a deficient number, since it is larger than the sum of its proper divisors (1).

25150470547 is an equidigital number, since it uses as much as digits as its factorization.

25150470547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196000, while the sum is 40.

Adding to 25150470547 its reverse (74507405152), we get a palindrome (99657875699).

The spelling of 25150470547 in words is "twenty-five billion, one hundred fifty million, four hundred seventy thousand, five hundred forty-seven".