47826452213 has 18 divisors (see below), whose sum is σ = 48945491202. Its totient is φ = 46732393120.

The previous prime is 47826452207. The next prime is 47826452221. The reversal of 47826452213 is 31225462874.

It can be written as a sum of positive squares in 3 ways, for example, as 15227066404 + 32599385809 = 123398^2 + 180553^2 .

It is not a de Polignac number, because 47826452213 - 2⁴ = 47826452197 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 (47826452263) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 150871931 + ... + 150872247.

Almost surely, 2^47826452213 is an apocalyptic number.

It is an amenable number.

47826452213 is a deficient number, since it is larger than the sum of its proper divisors (1119038989).

47826452213 is an frugal number, since it uses more digits than its factorization.

47826452213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805 (or 561 counting only the distinct ones).

The product of its digits is 645120, while the sum is 44.

The spelling of 47826452213 in words is "forty-seven billion, eight hundred twenty-six million, four hundred fifty-two thousand, two hundred thirteen".