43700763473 has 2 divisors, whose sum is σ = 43700763474. Its totient is φ = 43700763472.

The previous prime is 43700763461. The next prime is 43700763479. The reversal of 43700763473 is 37436700734.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36753874369 + 6946889104 = 191713^2 + 83348^2 .

It is a cyclic number.

It is not a de Polignac number, because 43700763473 - 2¹⁸ = 43700501329 is a prime.

It is not a weakly prime, because it can be changed into another prime (43700763479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21850381736 + 21850381737.

It is an arithmetic number, because the mean of its divisors is an integer number (21850381737).

Almost surely, 2^43700763473 is an apocalyptic number.

It is an amenable number.

43700763473 is a deficient number, since it is larger than the sum of its proper divisors (1).

43700763473 is an equidigital number, since it uses as much as digits as its factorization.

43700763473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 44.

The spelling of 43700763473 in words is "forty-three billion, seven hundred million, seven hundred sixty-three thousand, four hundred seventy-three".