86224511604437 has 2 divisors, whose sum is σ = 86224511604438. Its totient is φ = 86224511604436.

The previous prime is 86224511604349. The next prime is 86224511604461. The reversal of 86224511604437 is 73440611542268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81529450361956 + 4695061242481 = 9029366^2 + 2166809^2 .

It is a cyclic number.

It is not a de Polignac number, because 86224511604437 - 2¹⁴ = 86224511588053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86224511604037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43112255802218 + 43112255802219.

It is an arithmetic number, because the mean of its divisors is an integer number (43112255802219).

Almost surely, 2^{86224511604437} is an apocalyptic number.

It is an amenable number.

86224511604437 is a deficient number, since it is larger than the sum of its proper divisors (1).

86224511604437 is an equidigital number, since it uses as much as digits as its factorization.

86224511604437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 86224511604437 in words is "eighty-six trillion, two hundred twenty-four billion, five hundred eleven million, six hundred four thousand, four hundred thirty-seven".