3278725075038 has 32 divisors (see below), whose sum is σ = 7495698401280. Its totient is φ = 936594885600.

The previous prime is 3278725075009. The next prime is 3278725075049. The reversal of 3278725075038 is 8305705278723.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7437678 + ... + 7866161.

It is an arithmetic number, because the mean of its divisors is an integer number (234240575040).

Almost surely, 2^{3278725075038} is an apocalyptic number.

3278725075038 is an abundant number, since it is smaller than the sum of its proper divisors (4216973326242).

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

3278725075038 is a wasteful number, since it uses less digits than its factorization.

3278725075038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15308952.

The product of its (nonzero) digits is 19756800, while the sum is 57.

The spelling of 3278725075038 in words is "three trillion, two hundred seventy-eight billion, seven hundred twenty-five million, seventy-five thousand, thirty-eight".