4238934989493 has 16 divisors (see below), whose sum is σ = 6000685044480. Its totient is φ = 2652476699136.

The previous prime is 4238934989491. The next prime is 4238934989543. The reversal of 4238934989493 is 3949894398324.

It is not a de Polignac number, because 4238934989493 - 2¹ = 4238934989491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238934989491) 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, 113218848 + ... + 113256281.

It is an arithmetic number, because the mean of its divisors is an integer number (375042815280).

Almost surely, 2^{4238934989493} is an apocalyptic number.

It is an amenable number.

4238934989493 is a deficient number, since it is larger than the sum of its proper divisors (1761750054987).

4238934989493 is a wasteful number, since it uses less digits than its factorization.

4238934989493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226475516.

The product of its digits is 1451188224, while the sum is 75.

The spelling of 4238934989493 in words is "four trillion, two hundred thirty-eight billion, nine hundred thirty-four million, nine hundred eighty-nine thousand, four hundred ninety-three".