740705210660827 has 2 divisors, whose sum is σ = 740705210660828. Its totient is φ = 740705210660826.

The previous prime is 740705210660783. The next prime is 740705210660969. The reversal of 740705210660827 is 728066012507047.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740705210660827 is a prime.

It is not a weakly prime, because it can be changed into another prime (740705210667827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370352605330413 + 370352605330414.

It is an arithmetic number, because the mean of its divisors is an integer number (370352605330414).

Almost surely, 2^{740705210660827} is an apocalyptic number.

740705210660827 is a deficient number, since it is larger than the sum of its proper divisors (1).

740705210660827 is an equidigital number, since it uses as much as digits as its factorization.

740705210660827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7902720, while the sum is 55.

The spelling of 740705210660827 in words is "seven hundred forty trillion, seven hundred five billion, two hundred ten million, six hundred sixty thousand, eight hundred twenty-seven".