47828717437 has 4 divisors (see below), whose sum is σ = 48434144320. Its totient is φ = 47223290556.

The previous prime is 47828717411. The next prime is 47828717459. The reversal of 47828717437 is 73471782874.

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 a de Polignac number, because none of the positive numbers 2^k-47828717437 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 (47828717407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302713323 + ... + 302713480.

It is an arithmetic number, because the mean of its divisors is an integer number (12108536080).

Almost surely, 2^47828717437 is an apocalyptic number.

It is an amenable number.

47828717437 is a deficient number, since it is larger than the sum of its proper divisors (605426883).

47828717437 is an equidigital number, since it uses as much as digits as its factorization.

47828717437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605426882.

The product of its digits is 14751744, while the sum is 58.

The spelling of 47828717437 in words is "forty-seven billion, eight hundred twenty-eight million, seven hundred seventeen thousand, four hundred thirty-seven".