740067006989 has 2 divisors, whose sum is σ = 740067006990. Its totient is φ = 740067006988.

The previous prime is 740067006977. The next prime is 740067006997. The reversal of 740067006989 is 989600760047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 644760820900 + 95306186089 = 802970^2 + 308717^2 .

It is an emirp because it is prime and its reverse (989600760047) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 740067006989 - 2²⁴ = 740050229773 is a prime.

It is a super-2 number, since 2×740067006989² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740067000989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370033503494 + 370033503495.

It is an arithmetic number, because the mean of its divisors is an integer number (370033503495).

Almost surely, 2^740067006989 is an apocalyptic number.

It is an amenable number.

740067006989 is a deficient number, since it is larger than the sum of its proper divisors (1).

740067006989 is an equidigital number, since it uses as much as digits as its factorization.

740067006989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 740067006989 in words is "seven hundred forty billion, sixty-seven million, six thousand, nine hundred eighty-nine".