4025066965 has 16 divisors (see below), whose sum is σ = 5238943920. Its totient is φ = 2956718080.

The previous prime is 4025066963. The next prime is 4025066971. The reversal of 4025066965 is 5696605204.

It can be written as a sum of positive squares in 8 ways, for example, as 1052418481 + 2972648484 = 32441^2 + 54522^2 .

It is not a de Polignac number, because 4025066965 - 2¹ = 4025066963 is a prime.

It is a super-2 number, since 2×4025066965² = 32402328145468622450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4025066963) 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, 574000 + ... + 580969.

It is an arithmetic number, because the mean of its divisors is an integer number (327433995).

Almost surely, 2^4025066965 is an apocalyptic number.

It is an amenable number.

4025066965 is a deficient number, since it is larger than the sum of its proper divisors (1213876955).

4025066965 is a wasteful number, since it uses less digits than its factorization.

4025066965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155032.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 4025066965 is about 63443.4154581860. The cubic root of 4025066965 is about 1590.7100931469.

The spelling of 4025066965 in words is "four billion, twenty-five million, sixty-six thousand, nine hundred sixty-five".