2493408198387 has 8 divisors (see below), whose sum is σ = 3405630710160. Its totient is φ = 1621728909440.

The previous prime is 2493408198377. The next prime is 2493408198389. The reversal of 2493408198387 is 7838918043942.

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 2493408198387 - 2¹⁰ = 2493408197363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2493408198389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10135805562 + ... + 10135805807.

It is an arithmetic number, because the mean of its divisors is an integer number (425703838770).

Almost surely, 2^{2493408198387} is an apocalyptic number.

2493408198387 is a deficient number, since it is larger than the sum of its proper divisors (912222511773).

2493408198387 is a wasteful number, since it uses less digits than its factorization.

2493408198387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20271611413.

The product of its (nonzero) digits is 83607552, while the sum is 66.

The spelling of 2493408198387 in words is "two trillion, four hundred ninety-three billion, four hundred eight million, one hundred ninety-eight thousand, three hundred eighty-seven".