4070073700621 has 2 divisors, whose sum is σ = 4070073700622. Its totient is φ = 4070073700620.

The previous prime is 4070073700597. The next prime is 4070073700699. The reversal of 4070073700621 is 1260073700704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3772024308900 + 298049391721 = 1942170^2 + 545939^2 .

It is a cyclic number.

It is not a de Polignac number, because 4070073700621 - 2¹⁹ = 4070073176333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4070073701621) 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, 2035036850310 + 2035036850311.

It is an arithmetic number, because the mean of its divisors is an integer number (2035036850311).

Almost surely, 2^{4070073700621} is an apocalyptic number.

It is an amenable number.

4070073700621 is a deficient number, since it is larger than the sum of its proper divisors (1).

4070073700621 is an equidigital number, since it uses as much as digits as its factorization.

4070073700621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 37.

The spelling of 4070073700621 in words is "four trillion, seventy billion, seventy-three million, seven hundred thousand, six hundred twenty-one".