39052079069 has 2 divisors, whose sum is σ = 39052079070. Its totient is φ = 39052079068.

The previous prime is 39052079021. The next prime is 39052079081. The reversal of 39052079069 is 96097025093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37886676025 + 1165403044 = 194645^2 + 34138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39052079069 is a prime.

It is a super-2 number, since 2×39052079069² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39052070069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19526039534 + 19526039535.

It is an arithmetic number, because the mean of its divisors is an integer number (19526039535).

Almost surely, 2^39052079069 is an apocalyptic number.

It is an amenable number.

39052079069 is a deficient number, since it is larger than the sum of its proper divisors (1).

39052079069 is an equidigital number, since it uses as much as digits as its factorization.

39052079069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 918540, while the sum is 50.

The spelling of 39052079069 in words is "thirty-nine billion, fifty-two million, seventy-nine thousand, sixty-nine".