25050615001 has 2 divisors, whose sum is σ = 25050615002. Its totient is φ = 25050615000.

The previous prime is 25050614951. The next prime is 25050615053. The reversal of 25050615001 is 10051605052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14532061401 + 10518553600 = 120549^2 + 102560^2 .

It is a cyclic number.

It is not a de Polignac number, because 25050615001 - 2⁷ = 25050614873 is a prime.

It is not a weakly prime, because it can be changed into another prime (25050615091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12525307500 + 12525307501.

It is an arithmetic number, because the mean of its divisors is an integer number (12525307501).

Almost surely, 2^25050615001 is an apocalyptic number.

It is an amenable number.

25050615001 is a deficient number, since it is larger than the sum of its proper divisors (1).

25050615001 is an equidigital number, since it uses as much as digits as its factorization.

25050615001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 25050615001 in words is "twenty-five billion, fifty million, six hundred fifteen thousand, one".