25467560653 has 2 divisors, whose sum is σ = 25467560654. Its totient is φ = 25467560652.

The previous prime is 25467560647. The next prime is 25467560683. The reversal of 25467560653 is 35606576452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23226674409 + 2240886244 = 152403^2 + 47338^2 .

It is a cyclic number.

It is not a de Polignac number, because 25467560653 - 2²¹ = 25465463501 is a prime.

It is a super-2 number, since 2×25467560653² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25467560597 and 25467560606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25467560683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12733780326 + 12733780327.

It is an arithmetic number, because the mean of its divisors is an integer number (12733780327).

Almost surely, 2^25467560653 is an apocalyptic number.

It is an amenable number.

25467560653 is a deficient number, since it is larger than the sum of its proper divisors (1).

25467560653 is an equidigital number, since it uses as much as digits as its factorization.

25467560653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536000, while the sum is 49.

The spelling of 25467560653 in words is "twenty-five billion, four hundred sixty-seven million, five hundred sixty thousand, six hundred fifty-three".