2338178381641 has 4 divisors (see below), whose sum is σ = 2349259795984. Its totient is φ = 2327096967300.

The previous prime is 2338178381633. The next prime is 2338178381647. The reversal of 2338178381641 is 1461838718332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2338178381641 - 2³ = 2338178381633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2338178381647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5540706855 + ... + 5540707276.

It is an arithmetic number, because the mean of its divisors is an integer number (587314948996).

Almost surely, 2^{2338178381641} is an apocalyptic number.

It is an amenable number.

2338178381641 is a deficient number, since it is larger than the sum of its proper divisors (11081414343).

2338178381641 is a wasteful number, since it uses less digits than its factorization.

2338178381641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11081414342.

The product of its digits is 4644864, while the sum is 55.

The spelling of 2338178381641 in words is "two trillion, three hundred thirty-eight billion, one hundred seventy-eight million, three hundred eighty-one thousand, six hundred forty-one".