39218173022 has 24 divisors (see below), whose sum is σ = 69453090504. Its totient is φ = 16556923152.

The previous prime is 39218173003. The next prime is 39218173039. The reversal of 39218173022 is 22037181293.

It is a happy number.

It is a super-2 number, since 2×39218173022² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 2979893 + ... + 2993024.

It is an arithmetic number, because the mean of its divisors is an integer number (2893878771).

Almost surely, 2^39218173022 is an apocalyptic number.

39218173022 is a deficient number, since it is larger than the sum of its proper divisors (30234917482).

39218173022 is a wasteful number, since it uses less digits than its factorization.

39218173022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5973000 (or 5972993 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 39218173022 in words is "thirty-nine billion, two hundred eighteen million, one hundred seventy-three thousand, twenty-two".