3700722220417 has 2 divisors, whose sum is σ = 3700722220418. Its totient is φ = 3700722220416.

The previous prime is 3700722220343. The next prime is 3700722220519. The reversal of 3700722220417 is 7140222270073.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3674271751921 + 26450468496 = 1916839^2 + 162636^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3700722220417 is a prime.

It is not a weakly prime, because it can be changed into another prime (3700722220717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1850361110208 + 1850361110209.

It is an arithmetic number, because the mean of its divisors is an integer number (1850361110209).

Almost surely, 2^{3700722220417} is an apocalyptic number.

It is an amenable number.

3700722220417 is a deficient number, since it is larger than the sum of its proper divisors (1).

3700722220417 is an equidigital number, since it uses as much as digits as its factorization.

3700722220417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65856, while the sum is 37.

The spelling of 3700722220417 in words is "three trillion, seven hundred billion, seven hundred twenty-two million, two hundred twenty thousand, four hundred seventeen".