40224242189 has 2 divisors, whose sum is σ = 40224242190. Its totient is φ = 40224242188.

The previous prime is 40224242171. The next prime is 40224242213. The reversal of 40224242189 is 98124242204.

40224242189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36960062500 + 3264179689 = 192250^2 + 57133^2 .

It is a cyclic number.

It is not a de Polignac number, because 40224242189 - 2²⁰ = 40223193613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40224242489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20112121094 + 20112121095.

It is an arithmetic number, because the mean of its divisors is an integer number (20112121095).

Almost surely, 2^40224242189 is an apocalyptic number.

It is an amenable number.

40224242189 is a deficient number, since it is larger than the sum of its proper divisors (1).

40224242189 is an equidigital number, since it uses as much as digits as its factorization.

40224242189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 40224242189 in words is "forty billion, two hundred twenty-four million, two hundred forty-two thousand, one hundred eighty-nine".