43422620535037 has 2 divisors, whose sum is σ = 43422620535038. Its totient is φ = 43422620535036.

The previous prime is 43422620534989. The next prime is 43422620535103. The reversal of 43422620535037 is 73053502622434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43243065794916 + 179554740121 = 6575946^2 + 423739^2 .

It is a cyclic number.

It is not a de Polignac number, because 43422620535037 - 2¹¹ = 43422620532989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43422620539037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21711310267518 + 21711310267519.

It is an arithmetic number, because the mean of its divisors is an integer number (21711310267519).

Almost surely, 2^{43422620535037} is an apocalyptic number.

It is an amenable number.

43422620535037 is a deficient number, since it is larger than the sum of its proper divisors (1).

43422620535037 is an equidigital number, since it uses as much as digits as its factorization.

43422620535037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 46.

The spelling of 43422620535037 in words is "forty-three trillion, four hundred twenty-two billion, six hundred twenty million, five hundred thirty-five thousand, thirty-seven".