740744580677 has 2 divisors, whose sum is σ = 740744580678. Its totient is φ = 740744580676.

The previous prime is 740744580607. The next prime is 740744580707. The reversal of 740744580677 is 776085447047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 620606781796 + 120137798881 = 787786^2 + 346609^2 .

It is an emirp because it is prime and its reverse (776085447047) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740744580677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740744580607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370372290338 + 370372290339.

It is an arithmetic number, because the mean of its divisors is an integer number (370372290339).

Almost surely, 2^740744580677 is an apocalyptic number.

It is an amenable number.

740744580677 is a deficient number, since it is larger than the sum of its proper divisors (1).

740744580677 is an equidigital number, since it uses as much as digits as its factorization.

740744580677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36879360, while the sum is 59.

The spelling of 740744580677 in words is "seven hundred forty billion, seven hundred forty-four million, five hundred eighty thousand, six hundred seventy-seven".