40237346712469 has 2 divisors, whose sum is σ = 40237346712470. Its totient is φ = 40237346712468.

The previous prime is 40237346712349. The next prime is 40237346712503. The reversal of 40237346712469 is 96421764373204.

It is a happy number.

40237346712469 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., 27918383926225 + 12318962786244 = 5283785^2 + 3509838^2 .

It is a cyclic number.

It is not a de Polignac number, because 40237346712469 - 2¹⁹ = 40237346188181 is a prime.

It is a super-2 number, since 2×40237346712469² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40237346712569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20118673356234 + 20118673356235.

It is an arithmetic number, because the mean of its divisors is an integer number (20118673356235).

Almost surely, 2^{40237346712469} is an apocalyptic number.

It is an amenable number.

40237346712469 is a deficient number, since it is larger than the sum of its proper divisors (1).

40237346712469 is an equidigital number, since it uses as much as digits as its factorization.

40237346712469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36578304, while the sum is 58.

The spelling of 40237346712469 in words is "forty trillion, two hundred thirty-seven billion, three hundred forty-six million, seven hundred twelve thousand, four hundred sixty-nine".