3949158519493 has 8 divisors (see below), whose sum is σ = 4320517269600. Its totient is φ = 3579857159280.

The previous prime is 3949158519479. The next prime is 3949158519511.

It is a happy number.

3949158519493 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3949158519493 - 2²⁹ = 3948621648581 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 (3949158519473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514343455 + ... + 514351132.

It is an arithmetic number, because the mean of its divisors is an integer number (540064658700).

Almost surely, 2^{3949158519493} is an apocalyptic number.

It is an amenable number.

3949158519493 is a deficient number, since it is larger than the sum of its proper divisors (371358750107).

3949158519493 is a wasteful number, since it uses less digits than its factorization.

3949158519493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028694947.

The product of its digits is 188956800, while the sum is 70.

The spelling of 3949158519493 in words is "three trillion, nine hundred forty-nine billion, one hundred fifty-eight million, five hundred nineteen thousand, four hundred ninety-three".