25134483213 has 36 divisors (see below), whose sum is σ = 42249671100. Its totient is φ = 14356814976.

The previous prime is 25134483163. The next prime is 25134483263. The reversal of 25134483213 is 31238443152.

25134483213 is a `hidden beast` number, since 2 + 513 + 44 + 83 + 21 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (25134483163) and next prime (25134483263).

It can be written as a sum of positive squares in 2 ways, for example, as 9141845769 + 15992637444 = 95613^2 + 126462^2 .

It is not a de Polignac number, because 25134483213 - 2⁹ = 25134482701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25134483263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1249963 + ... + 1269911.

It is an arithmetic number, because the mean of its divisors is an integer number (1173601975).

Almost surely, 2^25134483213 is an apocalyptic number.

It is an amenable number.

25134483213 is a deficient number, since it is larger than the sum of its proper divisors (17115187887).

25134483213 is a wasteful number, since it uses less digits than its factorization.

25134483213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22826 (or 22816 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The spelling of 25134483213 in words is "twenty-five billion, one hundred thirty-four million, four hundred eighty-three thousand, two hundred thirteen".