43846161077 has 2 divisors, whose sum is σ = 43846161078. Its totient is φ = 43846161076.

The previous prime is 43846161061. The next prime is 43846161109. The reversal of 43846161077 is 77016164834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41948774596 + 1897386481 = 204814^2 + 43559^2 .

It is a cyclic number.

It is not a de Polignac number, because 43846161077 - 2⁴ = 43846161061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43846161017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21923080538 + 21923080539.

It is an arithmetic number, because the mean of its divisors is an integer number (21923080539).

Almost surely, 2^43846161077 is an apocalyptic number.

It is an amenable number.

43846161077 is a deficient number, since it is larger than the sum of its proper divisors (1).

43846161077 is an equidigital number, since it uses as much as digits as its factorization.

43846161077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 43846161077 in words is "forty-three billion, eight hundred forty-six million, one hundred sixty-one thousand, seventy-seven".