7745424061 has 2 divisors, whose sum is σ = 7745424062. Its totient is φ = 7745424060.

The previous prime is 7745424031. The next prime is 7745424091. The reversal of 7745424061 is 1604245477.

It is a balanced prime because it is at equal distance from previous prime (7745424031) and next prime (7745424091).

It can be written as a sum of positive squares in only one way, i.e., 4865062500 + 2880361561 = 69750^2 + 53669^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7745424061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7745424031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3872712030 + 3872712031.

It is an arithmetic number, because the mean of its divisors is an integer number (3872712031).

Almost surely, 2^7745424061 is an apocalyptic number.

It is an amenable number.

7745424061 is a deficient number, since it is larger than the sum of its proper divisors (1).

7745424061 is an equidigital number, since it uses as much as digits as its factorization.

7745424061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 40.

The square root of 7745424061 is about 88008.0908837364. The cubic root of 7745424061 is about 1978.5562427699.

The spelling of 7745424061 in words is "seven billion, seven hundred forty-five million, four hundred twenty-four thousand, sixty-one".