25136126035 has 32 divisors (see below), whose sum is σ = 31953979008. Its totient is φ = 18943795200.

The previous prime is 25136125961. The next prime is 25136126039. The reversal of 25136126035 is 53062163152.

It is not a de Polignac number, because 25136126035 - 2¹³ = 25136117843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25136126039) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2236089 + ... + 2247301.

It is an arithmetic number, because the mean of its divisors is an integer number (998561844).

Almost surely, 2^25136126035 is an apocalyptic number.

25136126035 is a deficient number, since it is larger than the sum of its proper divisors (6817852973).

25136126035 is a wasteful number, since it uses less digits than its factorization.

25136126035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11535.

The product of its (nonzero) digits is 32400, while the sum is 34.

Adding to 25136126035 its reverse (53062163152), we get a palindrome (78198289187).

The spelling of 25136126035 in words is "twenty-five billion, one hundred thirty-six million, one hundred twenty-six thousand, thirty-five".