47148284339 has 24 divisors (see below), whose sum is σ = 51775601472. Its totient is φ = 42909834240.

The previous prime is 47148284327. The next prime is 47148284341. The reversal of 47148284339 is 93348284174.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-47148284339 is a prime.

It is a super-2 number, since 2×47148284339² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47148283339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4437197 + ... + 4447809.

It is an arithmetic number, because the mean of its divisors is an integer number (2157316728).

Almost surely, 2^47148284339 is an apocalyptic number.

47148284339 is a deficient number, since it is larger than the sum of its proper divisors (4627317133).

47148284339 is a wasteful number, since it uses less digits than its factorization.

47148284339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11007 (or 10994 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 53.

The spelling of 47148284339 in words is "forty-seven billion, one hundred forty-eight million, two hundred eighty-four thousand, three hundred thirty-nine".