25059679045 has 4 divisors (see below), whose sum is σ = 30071614860. Its totient is φ = 20047743232.

The previous prime is 25059679009. The next prime is 25059679097. The reversal of 25059679045 is 54097695052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6231997249 + 18827681796 = 78943^2 + 137214^2 .

It is a cyclic number.

It is not a de Polignac number, because 25059679045 - 2¹⁷ = 25059547973 is a prime.

It is a super-2 number, since 2×25059679045² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25059678983 and 25059679001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2505967900 + ... + 2505967909.

It is an arithmetic number, because the mean of its divisors is an integer number (7517903715).

Almost surely, 2^25059679045 is an apocalyptic number.

It is an amenable number.

25059679045 is a deficient number, since it is larger than the sum of its proper divisors (5011935815).

25059679045 is an equidigital number, since it uses as much as digits as its factorization.

25059679045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5011935814.

The product of its (nonzero) digits is 3402000, while the sum is 52.

The spelling of 25059679045 in words is "twenty-five billion, fifty-nine million, six hundred seventy-nine thousand, forty-five".