3947050507493 has 16 divisors (see below), whose sum is σ = 4085295298560. Its totient is φ = 3811005955200.

The previous prime is 3947050507487. The next prime is 3947050507501.

3947050507493 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 3947050507493 - 2³⁶ = 3878331030757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3947050507423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309308 + ... + 2826618.

It is an arithmetic number, because the mean of its divisors is an integer number (255330956160).

Almost surely, 2^{3947050507493} is an apocalyptic number.

It is an amenable number.

3947050507493 is a deficient number, since it is larger than the sum of its proper divisors (138244791067).

3947050507493 is a wasteful number, since it uses less digits than its factorization.

3947050507493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517748.

The product of its (nonzero) digits is 14288400, while the sum is 56.

The spelling of 3947050507493 in words is "three trillion, nine hundred forty-seven billion, fifty million, five hundred seven thousand, four hundred ninety-three".