4665528261 has 48 divisors (see below), whose sum is σ = 7354214400. Its totient is φ = 2922671808.

The previous prime is 4665528239. The next prime is 4665528281. The reversal of 4665528261 is 1628255664.

4665528261 is a `hidden beast` number, since 4 + 6 + 65 + 528 + 2 + 61 = 666.

It is not a de Polignac number, because 4665528261 - 2²⁷ = 4531310533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4665528281) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1235985 + ... + 1239753.

It is an arithmetic number, because the mean of its divisors is an integer number (153212800).

Almost surely, 2^4665528261 is an apocalyptic number.

It is an amenable number.

4665528261 is a deficient number, since it is larger than the sum of its proper divisors (2688686139).

4665528261 is a wasteful number, since it uses less digits than its factorization.

4665528261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3943 (or 3918 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 4665528261 is about 68304.6723218844. The cubic root of 4665528261 is about 1670.9634156806.

The spelling of 4665528261 in words is "four billion, six hundred sixty-five million, five hundred twenty-eight thousand, two hundred sixty-one".