3936464685790 has 32 divisors (see below), whose sum is σ = 8720783305920. Its totient is φ = 1245826185984.

The previous prime is 3936464685767. The next prime is 3936464685827. The reversal of 3936464685790 is 975864646393.

3936464685790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (70) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (70).

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, 2162891775 + ... + 2162893594.

It is an arithmetic number, because the mean of its divisors is an integer number (272524478310).

Almost surely, 2^{3936464685790} is an apocalyptic number.

3936464685790 is an abundant number, since it is smaller than the sum of its proper divisors (4784318620130).

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

3936464685790 is a wasteful number, since it uses less digits than its factorization.

3936464685790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4325785396.

The product of its (nonzero) digits is 705438720, while the sum is 70.

The spelling of 3936464685790 in words is "three trillion, nine hundred thirty-six billion, four hundred sixty-four million, six hundred eighty-five thousand, seven hundred ninety".