25206044132 has 24 divisors (see below), whose sum is σ = 45574073664.
Its totient is φ = 12188960352.
The previous prime is 25206044113. The next prime is 25206044137. The reversal of 25206044132 is 23144060252.
It is a junction number, because it is equal to n+sod(n) for n = 25206044095 and 25206044104.
It is not an unprimeable number, because it can be changed into a prime (25206044137) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485198 + ... + 534629.
It is an arithmetic number, because the mean of its divisors is an integer number (1898919736).
Almost surely, 225206044132 is an apocalyptic number.
It is an amenable number.
25206044132 is a deficient number, since it is larger than the sum of its proper divisors (20368029532).
25206044132 is a wasteful number, since it uses less digits than its factorization.
25206044132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1020035 (or 1020033 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 29.
The spelling of 25206044132 in words is "twenty-five billion, two hundred six million, forty-four thousand, one hundred thirty-two".