40024102169 has 2 divisors, whose sum is σ = 40024102170. Its totient is φ = 40024102168.

The previous prime is 40024102123. The next prime is 40024102171. The reversal of 40024102169 is 96120142004.

40024102169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22165254400 + 17858847769 = 148880^2 + 133637^2 .

It is a cyclic number.

It is not a de Polignac number, because 40024102169 - 2¹² = 40024098073 is a prime.

It is a super-2 number, since 2×40024102169² (a number of 22 digits) contains 22 as substring.

Together with 40024102171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40024102189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20012051084 + 20012051085.

It is an arithmetic number, because the mean of its divisors is an integer number (20012051085).

Almost surely, 2^40024102169 is an apocalyptic number.

It is an amenable number.

40024102169 is a deficient number, since it is larger than the sum of its proper divisors (1).

40024102169 is an equidigital number, since it uses as much as digits as its factorization.

40024102169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 40024102169 in words is "forty billion, twenty-four million, one hundred two thousand, one hundred sixty-nine".