25882438346 has 32 divisors (see below), whose sum is σ = 41924044800. Its totient is φ = 11955968640.

The previous prime is 25882438321. The next prime is 25882438349. The reversal of 25882438346 is 64383428852.

It is a super-2 number, since 2×25882438346² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25882438349) 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 15 ways as a sum of consecutive naturals, for example, 79151 + ... + 240893.

It is an arithmetic number, because the mean of its divisors is an integer number (1310126400).

Almost surely, 2^25882438346 is an apocalyptic number.

25882438346 is a deficient number, since it is larger than the sum of its proper divisors (16041606454).

25882438346 is a wasteful number, since it uses less digits than its factorization.

25882438346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161894.

The product of its digits is 8847360, while the sum is 53.

The spelling of 25882438346 in words is "twenty-five billion, eight hundred eighty-two million, four hundred thirty-eight thousand, three hundred forty-six".