5257751266788 has 48 divisors (see below), whose sum is σ = 12436705860096. Its totient is φ = 1728497422080.

The previous prime is 5257751266787. The next prime is 5257751266837. The reversal of 5257751266788 is 8876621577525.

It is not an unprimeable number, because it can be changed into a prime (5257751266787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21095458 + ... + 21343238.

It is an arithmetic number, because the mean of its divisors is an integer number (259098038752).

Almost surely, 2^{5257751266788} is an apocalyptic number.

It is an amenable number.

5257751266788 is an abundant number, since it is smaller than the sum of its proper divisors (7178954593308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5257751266788 is a wasteful number, since it uses less digits than its factorization.

5257751266788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272084 (or 272082 counting only the distinct ones).

The product of its digits is 395136000, while the sum is 69.

The spelling of 5257751266788 in words is "five trillion, two hundred fifty-seven billion, seven hundred fifty-one million, two hundred sixty-six thousand, seven hundred eighty-eight".