39494266869 has 16 divisors (see below), whose sum is σ = 52886699712. Its totient is φ = 26215905408.

The previous prime is 39494266853. The next prime is 39494266871. The reversal of 39494266869 is 96866249493.

It is not a de Polignac number, because 39494266869 - 2⁴ = 39494266853 is a prime.

It is a super-2 number, since 2×39494266869² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39494266969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661822 + ... + 719024.

It is an arithmetic number, because the mean of its divisors is an integer number (3305418732).

Almost surely, 2^39494266869 is an apocalyptic number.

It is an amenable number.

39494266869 is a deficient number, since it is larger than the sum of its proper divisors (13392432843).

39494266869 is a wasteful number, since it uses less digits than its factorization.

39494266869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58196.

The product of its digits is 120932352, while the sum is 66.

The spelling of 39494266869 in words is "thirty-nine billion, four hundred ninety-four million, two hundred sixty-six thousand, eight hundred sixty-nine".