2525000252501 has 2 divisors, whose sum is σ = 2525000252502. Its totient is φ = 2525000252500.

The previous prime is 2525000252471. The next prime is 2525000252539. The reversal of 2525000252501 is 1052520005252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2522172778225 + 2827474276 = 1588135^2 + 53174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525000252501 is a prime.

It is a super-2 number, since 2×2525000252501² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2525000252101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262500126250 + 1262500126251.

It is an arithmetic number, because the mean of its divisors is an integer number (1262500126251).

Almost surely, 2^{2525000252501} is an apocalyptic number.

It is an amenable number.

2525000252501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525000252501 is an equidigital number, since it uses as much as digits as its factorization.

2525000252501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10000, while the sum is 29.

Adding to 2525000252501 its reverse (1052520005252), we get a palindrome (3577520257753).

The spelling of 2525000252501 in words is "two trillion, five hundred twenty-five billion, two hundred fifty-two thousand, five hundred one".