39750262469 has 2 divisors, whose sum is σ = 39750262470. Its totient is φ = 39750262468.

The previous prime is 39750262457. The next prime is 39750262471. The reversal of 39750262469 is 96426205793.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28320514369 + 11429748100 = 168287^2 + 106910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39750262469 is a prime.

It is a super-2 number, since 2×39750262469² (a number of 22 digits) contains 22 as substring.

Together with 39750262471, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39750262469.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39750262499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19875131234 + 19875131235.

It is an arithmetic number, because the mean of its divisors is an integer number (19875131235).

Almost surely, 2^39750262469 is an apocalyptic number.

It is an amenable number.

39750262469 is a deficient number, since it is larger than the sum of its proper divisors (1).

39750262469 is an equidigital number, since it uses as much as digits as its factorization.

39750262469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 39750262469 in words is "thirty-nine billion, seven hundred fifty million, two hundred sixty-two thousand, four hundred sixty-nine".