43440133104377 has 2 divisors, whose sum is σ = 43440133104378. Its totient is φ = 43440133104376.

The previous prime is 43440133104359. The next prime is 43440133104451. The reversal of 43440133104377 is 77340133104434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31836497203456 + 11603635900921 = 5642384^2 + 3406411^2 .

It is a cyclic number.

It is not a de Polignac number, because 43440133104377 - 2¹² = 43440133100281 is a prime.

It is not a weakly prime, because it can be changed into another prime (43440133103377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21720066552188 + 21720066552189.

It is an arithmetic number, because the mean of its divisors is an integer number (21720066552189).

Almost surely, 2^{43440133104377} is an apocalyptic number.

It is an amenable number.

43440133104377 is a deficient number, since it is larger than the sum of its proper divisors (1).

43440133104377 is an equidigital number, since it uses as much as digits as its factorization.

43440133104377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 44.

The spelling of 43440133104377 in words is "forty-three trillion, four hundred forty billion, one hundred thirty-three million, one hundred four thousand, three hundred seventy-seven".