47286484431 has 4 divisors (see below), whose sum is σ = 63048645912. Its totient is φ = 31524322952.

The previous prime is 47286484423. The next prime is 47286484463. The reversal of 47286484431 is 13448468274.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 47286484431 - 2³ = 47286484423 is a prime.

It is a super-2 number, since 2×47286484431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47286486431) 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, 7881080736 + ... + 7881080741.

It is an arithmetic number, because the mean of its divisors is an integer number (15762161478).

Almost surely, 2^47286484431 is an apocalyptic number.

47286484431 is a deficient number, since it is larger than the sum of its proper divisors (15762161481).

47286484431 is a wasteful number, since it uses less digits than its factorization.

47286484431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15762161480.

The product of its digits is 4128768, while the sum is 51.

The spelling of 47286484431 in words is "forty-seven billion, two hundred eighty-six million, four hundred eighty-four thousand, four hundred thirty-one".