40022342029 has 2 divisors, whose sum is σ = 40022342030. Its totient is φ = 40022342028.

The previous prime is 40022342027. The next prime is 40022342051. The reversal of 40022342029 is 92024322004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34881165225 + 5141176804 = 186765^2 + 71702^2 .

It is a cyclic number.

It is not a de Polignac number, because 40022342029 - 2¹ = 40022342027 is a prime.

It is a super-2 number, since 2×40022342029² (a number of 22 digits) contains 22 as substring.

Together with 40022342027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 40022341988 and 40022342006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40022342027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011171014 + 20011171015.

It is an arithmetic number, because the mean of its divisors is an integer number (20011171015).

Almost surely, 2^40022342029 is an apocalyptic number.

It is an amenable number.

40022342029 is a deficient number, since it is larger than the sum of its proper divisors (1).

40022342029 is an equidigital number, since it uses as much as digits as its factorization.

40022342029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 40022342029 in words is "forty billion, twenty-two million, three hundred forty-two thousand, twenty-nine".