740705210660805 has 32 divisors (see below), whose sum is σ = 1277777843771520. Its totient is φ = 364230361946880.

The previous prime is 740705210660783. The next prime is 740705210660827. The reversal of 740705210660805 is 508066012507047.

It is an interprime number because it is at equal distance from previous prime (740705210660783) and next prime (740705210660827).

It is not a de Polignac number, because 740705210660805 - 2⁷ = 740705210660677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2210826826 + ... + 2211161835.

It is an arithmetic number, because the mean of its divisors is an integer number (39930557617860).

Almost surely, 2^{740705210660805} is an apocalyptic number.

It is an amenable number.

740705210660805 is a deficient number, since it is larger than the sum of its proper divisors (537072633110715).

740705210660805 is a wasteful number, since it uses less digits than its factorization.

740705210660805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4421989541.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 740705210660805 in words is "seven hundred forty trillion, seven hundred five billion, two hundred ten million, six hundred sixty thousand, eight hundred five".