47404790773 has 2 divisors, whose sum is σ = 47404790774. Its totient is φ = 47404790772.

The previous prime is 47404790759. The next prime is 47404790809. The reversal of 47404790773 is 37709740474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30023532529 + 17381258244 = 173273^2 + 131838^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47404790773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47404790773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47404793773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23702395386 + 23702395387.

It is an arithmetic number, because the mean of its divisors is an integer number (23702395387).

Almost surely, 2^47404790773 is an apocalyptic number.

It is an amenable number.

47404790773 is a deficient number, since it is larger than the sum of its proper divisors (1).

47404790773 is an equidigital number, since it uses as much as digits as its factorization.

47404790773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4148928, while the sum is 52.

The spelling of 47404790773 in words is "forty-seven billion, four hundred four million, seven hundred ninety thousand, seven hundred seventy-three".