25029935045 has 6 divisors (see below), whose sum is σ = 30036346578. Its totient is φ = 20023665024.

The previous prime is 25029935017. The next prime is 25029935069. The reversal of 25029935045 is 54053992052.

It can be written as a sum of positive squares in 3 ways, for example, as 15665764 + 25014269281 = 3958^2 + 158159^2 .

It is not a de Polignac number, because 25029935045 - 2¹⁶ = 25029869509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25029934987 and 25029935005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 318389 + ... + 389141.

It is an arithmetic number, because the mean of its divisors is an integer number (5006057763).

Almost surely, 2^25029935045 is an apocalyptic number.

It is an amenable number.

25029935045 is a deficient number, since it is larger than the sum of its proper divisors (5006411533).

25029935045 is an frugal number, since it uses more digits than its factorization.

25029935045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141511 (or 70758 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 44.

The spelling of 25029935045 in words is "twenty-five billion, twenty-nine million, nine hundred thirty-five thousand, forty-five".