39378002745 has 8 divisors (see below), whose sum is σ = 63004804416. Its totient is φ = 21001601456.

The previous prime is 39378002737. The next prime is 39378002753. The reversal of 39378002745 is 54720087393.

It is an interprime number because it is at equal distance from previous prime (39378002737) and next prime (39378002753).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 39378002745 - 2³ = 39378002737 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 39378002694 and 39378002703.

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 7 ways as a sum of consecutive naturals, for example, 1312600077 + ... + 1312600106.

It is an arithmetic number, because the mean of its divisors is an integer number (7875600552).

Almost surely, 2^39378002745 is an apocalyptic number.

It is an amenable number.

39378002745 is a deficient number, since it is larger than the sum of its proper divisors (23626801671).

39378002745 is a wasteful number, since it uses less digits than its factorization.

39378002745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625200191.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 39378002745 in words is "thirty-nine billion, three hundred seventy-eight million, two thousand, seven hundred forty-five".