39397616819097 has 8 divisors (see below), whose sum is σ = 52561183618944. Its totient is φ = 26249563949328.

The previous prime is 39397616819083. The next prime is 39397616819117. The reversal of 39397616819097 is 79091861679393.

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

It is not a de Polignac number, because 39397616819097 - 2¹² = 39397616815001 is a prime.

It is a super-2 number, since 2×39397616819097² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39397616819027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3878476593 + ... + 3878486750.

It is an arithmetic number, because the mean of its divisors is an integer number (6570147952368).

Almost surely, 2^{39397616819097} is an apocalyptic number.

It is an amenable number.

39397616819097 is a deficient number, since it is larger than the sum of its proper divisors (13163566799847).

39397616819097 is a wasteful number, since it uses less digits than its factorization.

39397616819097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7756965039.

The product of its (nonzero) digits is 833299488, while the sum is 78.

The spelling of 39397616819097 in words is "thirty-nine trillion, three hundred ninety-seven billion, six hundred sixteen million, eight hundred nineteen thousand, ninety-seven".