743376236740057 has 2 divisors, whose sum is σ = 743376236740058. Its totient is φ = 743376236740056.

The previous prime is 743376236740031. The next prime is 743376236740063. The reversal of 743376236740057 is 750047632673347.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 688465231981641 + 54911004758416 = 26238621^2 + 7410196^2 .

It is a cyclic number.

It is not a de Polignac number, because 743376236740057 - 2¹⁵ = 743376236707289 is a prime.

It is not a weakly prime, because it can be changed into another prime (743376236740757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371688118370028 + 371688118370029.

It is an arithmetic number, because the mean of its divisors is an integer number (371688118370029).

Almost surely, 2^{743376236740057} is an apocalyptic number.

It is an amenable number.

743376236740057 is a deficient number, since it is larger than the sum of its proper divisors (1).

743376236740057 is an equidigital number, since it uses as much as digits as its factorization.

743376236740057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373403520, while the sum is 64.

The spelling of 743376236740057 in words is "seven hundred forty-three trillion, three hundred seventy-six billion, two hundred thirty-six million, seven hundred forty thousand, fifty-seven".