39606315966 has 48 divisors (see below), whose sum is σ = 98083949184. Its totient is φ = 11314801872.

The previous prime is 39606315953. The next prime is 39606315971. The reversal of 39606315966 is 66951360693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1938681 + ... + 1959003.

It is an arithmetic number, because the mean of its divisors is an integer number (2043415608).

Almost surely, 2^39606315966 is an apocalyptic number.

39606315966 is an abundant number, since it is smaller than the sum of its proper divisors (58477633218).

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

39606315966 is a wasteful number, since it uses less digits than its factorization.

39606315966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35805 (or 35802 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 54.

The spelling of 39606315966 in words is "thirty-nine billion, six hundred six million, three hundred fifteen thousand, nine hundred sixty-six".