25826429284 has 12 divisors (see below), whose sum is σ = 45209090304. Its totient is φ = 12909546344.

The previous prime is 25826429273. The next prime is 25826429323. The reversal of 25826429284 is 48292462852.

It is a super-2 number, since 2×25826429284² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901204 + ... + 929419.

It is an arithmetic number, because the mean of its divisors is an integer number (3767424192).

Almost surely, 2^25826429284 is an apocalyptic number.

It is an amenable number.

25826429284 is a deficient number, since it is larger than the sum of its proper divisors (19382661020).

25826429284 is a wasteful number, since it uses less digits than its factorization.

25826429284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834154 (or 1834152 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 52.

The spelling of 25826429284 in words is "twenty-five billion, eight hundred twenty-six million, four hundred twenty-nine thousand, two hundred eighty-four".