47374433653 has 2 divisors, whose sum is σ = 47374433654. Its totient is φ = 47374433652.

The previous prime is 47374433629. The next prime is 47374433707. The reversal of 47374433653 is 35633447374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38375634609 + 8998799044 = 195897^2 + 94862^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47374433653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47374433597 and 47374433606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47374433753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23687216826 + 23687216827.

It is an arithmetic number, because the mean of its divisors is an integer number (23687216827).

Almost surely, 2^47374433653 is an apocalyptic number.

It is an amenable number.

47374433653 is a deficient number, since it is larger than the sum of its proper divisors (1).

47374433653 is an equidigital number, since it uses as much as digits as its factorization.

47374433653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 49.

The spelling of 47374433653 in words is "forty-seven billion, three hundred seventy-four million, four hundred thirty-three thousand, six hundred fifty-three".