25442031656152 has 32 divisors (see below), whose sum is σ = 48592270540800. Its totient is φ = 12484803263904.

The previous prime is 25442031656101. The next prime is 25442031656159. The reversal of 25442031656152 is 25165613024452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25442031656159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44114328 + ... + 44687335.

It is an arithmetic number, because the mean of its divisors is an integer number (1518508454400).

Almost surely, 2^{25442031656152} is an apocalyptic number.

It is an amenable number.

25442031656152 is a deficient number, since it is larger than the sum of its proper divisors (23150238884648).

25442031656152 is a wasteful number, since it uses less digits than its factorization.

25442031656152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88802335 (or 88802331 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 25442031656152 in words is "twenty-five trillion, four hundred forty-two billion, thirty-one million, six hundred fifty-six thousand, one hundred fifty-two".