1838047470005 has 4 divisors (see below), whose sum is σ = 2205656964012. Its totient is φ = 1470437976000.

The previous prime is 1838047469971. The next prime is 1838047470029. The reversal of 1838047470005 is 5000747408381.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 720802698001 + 1117244772004 = 849001^2 + 1056998^2 .

It is not a de Polignac number, because 1838047470005 - 2¹⁸ = 1838047207861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183804746996 + ... + 183804747005.

It is an arithmetic number, because the mean of its divisors is an integer number (551414241003).

Almost surely, 2^{1838047470005} is an apocalyptic number.

It is an amenable number.

1838047470005 is a deficient number, since it is larger than the sum of its proper divisors (367609494007).

1838047470005 is an equidigital number, since it uses as much as digits as its factorization.

1838047470005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367609494006.

The product of its (nonzero) digits is 752640, while the sum is 47.

The spelling of 1838047470005 in words is "one trillion, eight hundred thirty-eight billion, forty-seven million, four hundred seventy thousand, five".