39349069956 has 81 divisors (see below), whose sum is σ = 115729506711. Its totient is φ = 11240211024.

The previous prime is 39349069927. The next prime is 39349069957. The reversal of 39349069956 is 65996094393.

The square root of 39349069956 is 198366.

It is a perfect power (a square), and thus also a powerful number.

39349069956 is a `hidden beast` number, since 3 + 9 + 3 + 490 + 6 + 99 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 39349069893 and 39349069902.

It is not an unprimeable number, because it can be changed into a prime (39349069957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8329011 + ... + 8333733.

Almost surely, 2^39349069956 is an apocalyptic number.

39349069956 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

39349069956 is the 198366-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39349069956

39349069956 is an abundant number, since it is smaller than the sum of its proper divisors (76380436755).

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

39349069956 is an equidigital number, since it uses as much as digits as its factorization.

39349069956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9470 (or 4735 counting only the distinct ones).

The product of its (nonzero) digits is 42515280, while the sum is 63.

The spelling of 39349069956 in words is "thirty-nine billion, three hundred forty-nine million, sixty-nine thousand, nine hundred fifty-six".