4771406766025 has 9 divisors (see below), whose sum is σ = 5916557932903. Its totient is φ = 3817116675400.

The previous prime is 4771406766017. The next prime is 4771406766073. The reversal of 4771406766025 is 5206676041774.

The square root of 4771406766025 is 2184355.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1717706435769 + 3053700330256 = 1310613^2 + 1747484^2 .

It is not a de Polignac number, because 4771406766025 - 2³ = 4771406766017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10703340 + ... + 11140210.

Almost surely, 2^{4771406766025} is an apocalyptic number.

4771406766025 is the 2184355-th square number.

4771406766025 is the 1092178-th centered octagonal number.

It is an amenable number.

4771406766025 is a deficient number, since it is larger than the sum of its proper divisors (1145151166878).

4771406766025 is an frugal number, since it uses more digits than its factorization.

4771406766025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873752 (or 436876 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 55.

The spelling of 4771406766025 in words is "four trillion, seven hundred seventy-one billion, four hundred six million, seven hundred sixty-six thousand, twenty-five".