3935265678 has 12 divisors (see below), whose sum is σ = 8526409008. Its totient is φ = 1311755220.

The previous prime is 3935265641. The next prime is 3935265683. The reversal of 3935265678 is 8765625393.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109312918 + ... + 109312953.

It is an arithmetic number, because the mean of its divisors is an integer number (710534084).

Almost surely, 2^3935265678 is an apocalyptic number.

3935265678 is an abundant number, since it is smaller than the sum of its proper divisors (4591143330).

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

3935265678 is a wasteful number, since it uses less digits than its factorization.

3935265678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218625879 (or 218625876 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The square root of 3935265678 is about 62731.6959598575. The cubic root of 3935265678 is about 1578.7911597005.

The spelling of 3935265678 in words is "three billion, nine hundred thirty-five million, two hundred sixty-five thousand, six hundred seventy-eight".