4537865061 has 12 divisors (see below), whose sum is σ = 6561415692. Its totient is φ = 3022141056.

The previous prime is 4537865047. The next prime is 4537865071. The reversal of 4537865061 is 1605687354.

4537865061 is a `hidden beast` number, since 4 + 537 + 8 + 6 + 50 + 61 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3347201025 + 1190664036 = 57855^2 + 34506^2 .

It is not a de Polignac number, because 4537865061 - 2¹⁴ = 4537848677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4537864998 and 4537865016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4537865011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249246 + ... + 266831.

It is an arithmetic number, because the mean of its divisors is an integer number (546784641).

Almost surely, 2^4537865061 is an apocalyptic number.

It is an amenable number.

4537865061 is a deficient number, since it is larger than the sum of its proper divisors (2023550631).

4537865061 is a wasteful number, since it uses less digits than its factorization.

4537865061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517060 (or 517057 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The square root of 4537865061 is about 67363.6776089311. The cubic root of 4537865061 is about 1655.5813513672.

The spelling of 4537865061 in words is "four billion, five hundred thirty-seven million, eight hundred sixty-five thousand, sixty-one".