4661494757 has 2 divisors, whose sum is σ = 4661494758. Its totient is φ = 4661494756.

The previous prime is 4661494681. The next prime is 4661494781. The reversal of 4661494757 is 7574941664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3867720481 + 793774276 = 62191^2 + 28174^2 .

It is a cyclic number.

It is not a de Polignac number, because 4661494757 - 2¹⁶ = 4661429221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4661494699 and 4661494708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4661494457) 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 as a sum of consecutive naturals, namely, 2330747378 + 2330747379.

It is an arithmetic number, because the mean of its divisors is an integer number (2330747379).

Almost surely, 2^4661494757 is an apocalyptic number.

It is an amenable number.

4661494757 is a deficient number, since it is larger than the sum of its proper divisors (1).

4661494757 is an equidigital number, since it uses as much as digits as its factorization.

4661494757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 53.

The square root of 4661494757 is about 68275.1401097061. The cubic root of 4661494757 is about 1670.4817424061.

The spelling of 4661494757 in words is "four billion, six hundred sixty-one million, four hundred ninety-four thousand, seven hundred fifty-seven".