25465075507 has 2 divisors, whose sum is σ = 25465075508. Its totient is φ = 25465075506.

The previous prime is 25465075501. The next prime is 25465075513. The reversal of 25465075507 is 70557056452.

It is a balanced prime because it is at equal distance from previous prime (25465075501) and next prime (25465075513).

It is a cyclic number.

It is not a de Polignac number, because 25465075507 - 2¹⁹ = 25464551219 is a prime.

It is a super-2 number, since 2×25465075507² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25465075501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12732537753 + 12732537754.

It is an arithmetic number, because the mean of its divisors is an integer number (12732537754).

Almost surely, 2^25465075507 is an apocalyptic number.

25465075507 is a deficient number, since it is larger than the sum of its proper divisors (1).

25465075507 is an equidigital number, since it uses as much as digits as its factorization.

25465075507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470000, while the sum is 46.

The spelling of 25465075507 in words is "twenty-five billion, four hundred sixty-five million, seventy-five thousand, five hundred seven".