5252527552778 has 12 divisors (see below), whose sum is σ = 8660159064690. Its totient is φ = 2387512523880.

The previous prime is 5252527552681. The next prime is 5252527552787. The reversal of 5252527552778 is 8772557252525.

It can be written as a sum of positive squares in only one way, i.e., 4621197191809 + 631330360969 = 2149697^2 + 794563^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5252527552778.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10852329413 + ... + 10852329896.

Almost surely, 2^{5252527552778} is an apocalyptic number.

5252527552778 is a deficient number, since it is larger than the sum of its proper divisors (3407631511912).

5252527552778 is a wasteful number, since it uses less digits than its factorization.

5252527552778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21704659333 (or 21704659322 counting only the distinct ones).

The product of its digits is 137200000, while the sum is 62.

The spelling of 5252527552778 in words is "five trillion, two hundred fifty-two billion, five hundred twenty-seven million, five hundred fifty-two thousand, seven hundred seventy-eight".