25275275001511 has 2 divisors, whose sum is σ = 25275275001512. Its totient is φ = 25275275001510.

The previous prime is 25275275001413. The next prime is 25275275001523. The reversal of 25275275001511 is 11510057257252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25275275001511 - 2¹⁹ = 25275274477223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25275275001551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12637637500755 + 12637637500756.

It is an arithmetic number, because the mean of its divisors is an integer number (12637637500756).

Almost surely, 2^{25275275001511} is an apocalyptic number.

25275275001511 is a deficient number, since it is larger than the sum of its proper divisors (1).

25275275001511 is an equidigital number, since it uses as much as digits as its factorization.

25275275001511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 245000, while the sum is 43.

The spelling of 25275275001511 in words is "twenty-five trillion, two hundred seventy-five billion, two hundred seventy-five million, one thousand, five hundred eleven".