25460534501 has 2 divisors, whose sum is σ = 25460534502. Its totient is φ = 25460534500.

The previous prime is 25460534401. The next prime is 25460534537. The reversal of 25460534501 is 10543506452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21550533601 + 3910000900 = 146801^2 + 62530^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25460534501 is a prime.

It is a super-2 number, since 2×25460534501² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25460534401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12730267250 + 12730267251.

It is an arithmetic number, because the mean of its divisors is an integer number (12730267251).

Almost surely, 2^25460534501 is an apocalyptic number.

It is an amenable number.

25460534501 is a deficient number, since it is larger than the sum of its proper divisors (1).

25460534501 is an equidigital number, since it uses as much as digits as its factorization.

25460534501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 25460534501 in words is "twenty-five billion, four hundred sixty million, five hundred thirty-four thousand, five hundred one".