39696933957 has 8 divisors (see below), whose sum is σ = 53096215776. Its totient is φ = 26381137392.

The previous prime is 39696933953. The next prime is 39696933977. The reversal of 39696933957 is 75933969693.

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

It is not a de Polignac number, because 39696933957 - 2² = 39696933953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39696933891 and 39696933900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39696933953) by changing a digit.

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, 20870203 + ... + 20872104.

It is an arithmetic number, because the mean of its divisors is an integer number (6637026972).

Almost surely, 2^39696933957 is an apocalyptic number.

It is an amenable number.

39696933957 is a deficient number, since it is larger than the sum of its proper divisors (13399281819).

39696933957 is a wasteful number, since it uses less digits than its factorization.

39696933957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41742627.

The product of its digits is 223205220, while the sum is 69.

The spelling of 39696933957 in words is "thirty-nine billion, six hundred ninety-six million, nine hundred thirty-three thousand, nine hundred fifty-seven".