5262121556225 has 12 divisors (see below), whose sum is σ = 6525300854016. Its totient is φ = 4209522971280.

The previous prime is 5262121556161. The next prime is 5262121556233. The reversal of 5262121556225 is 5226551212625.

It is not a de Polignac number, because 5262121556225 - 2⁶ = 5262121556161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3739157 + ... + 4950306.

It is an arithmetic number, because the mean of its divisors is an integer number (543775071168).

Almost surely, 2^{5262121556225} is an apocalyptic number.

It is an amenable number.

5262121556225 is a deficient number, since it is larger than the sum of its proper divisors (1263179297791).

5262121556225 is a wasteful number, since it uses less digits than its factorization.

5262121556225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8713696 (or 8713691 counting only the distinct ones).

The product of its digits is 720000, while the sum is 44.

The spelling of 5262121556225 in words is "five trillion, two hundred sixty-two billion, one hundred twenty-one million, five hundred fifty-six thousand, two hundred twenty-five".