43586849057 has 2 divisors, whose sum is σ = 43586849058. Its totient is φ = 43586849056.

The previous prime is 43586849021. The next prime is 43586849069. The reversal of 43586849057 is 75094868534.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28886741521 + 14700107536 = 169961^2 + 121244^2 .

It is a cyclic number.

It is not a de Polignac number, because 43586849057 - 2¹⁴ = 43586832673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43586848987 and 43586849005.

It is not a weakly prime, because it can be changed into another prime (43586449057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21793424528 + 21793424529.

It is an arithmetic number, because the mean of its divisors is an integer number (21793424529).

Almost surely, 2^43586849057 is an apocalyptic number.

It is an amenable number.

43586849057 is a deficient number, since it is larger than the sum of its proper divisors (1).

43586849057 is an equidigital number, since it uses as much as digits as its factorization.

43586849057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29030400, while the sum is 59.

The spelling of 43586849057 in words is "forty-three billion, five hundred eighty-six million, eight hundred forty-nine thousand, fifty-seven".