25152659963 has 2 divisors, whose sum is σ = 25152659964. Its totient is φ = 25152659962.

The previous prime is 25152659899. The next prime is 25152660011. The reversal of 25152659963 is 36995625152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25152659963 - 2⁶ = 25152659899 is a prime.

It is a super-2 number, since 2×25152659963² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25152259963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12576329981 + 12576329982.

It is an arithmetic number, because the mean of its divisors is an integer number (12576329982).

Almost surely, 2^25152659963 is an apocalyptic number.

25152659963 is a deficient number, since it is larger than the sum of its proper divisors (1).

25152659963 is an equidigital number, since it uses as much as digits as its factorization.

25152659963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374000, while the sum is 53.

The spelling of 25152659963 in words is "twenty-five billion, one hundred fifty-two million, six hundred fifty-nine thousand, nine hundred sixty-three".