2455722461 has 2 divisors, whose sum is σ = 2455722462. Its totient is φ = 2455722460.

The previous prime is 2455722433. The next prime is 2455722497. The reversal of 2455722461 is 1642275542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2453319961 + 2402500 = 49531^2 + 1550^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2455722461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2455722421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1227861230 + 1227861231.

It is an arithmetic number, because the mean of its divisors is an integer number (1227861231).

Almost surely, 2^2455722461 is an apocalyptic number.

It is an amenable number.

2455722461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2455722461 is an equidigital number, since it uses as much as digits as its factorization.

2455722461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 38.

The square root of 2455722461 is about 49555.2465537202. The cubic root of 2455722461 is about 1349.1485185704.

The spelling of 2455722461 in words is "two billion, four hundred fifty-five million, seven hundred twenty-two thousand, four hundred sixty-one".