39691771122 has 16 divisors (see below), whose sum is σ = 84053162592. Its totient is φ = 12452320320.

The previous prime is 39691771121. The next prime is 39691771129. The reversal of 39691771122 is 22117719693.

It is not an unprimeable number, because it can be changed into a prime (39691771121) 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 7 ways as a sum of consecutive naturals, for example, 194567404 + ... + 194567607.

It is an arithmetic number, because the mean of its divisors is an integer number (5253322662).

Almost surely, 2^39691771122 is an apocalyptic number.

39691771122 is an abundant number, since it is smaller than the sum of its proper divisors (44361391470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39691771122 is a wasteful number, since it uses less digits than its factorization.

39691771122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389135033.

The product of its digits is 285768, while the sum is 48.

The spelling of 39691771122 in words is "thirty-nine billion, six hundred ninety-one million, seven hundred seventy-one thousand, one hundred twenty-two".