740655227643 has 8 divisors (see below), whose sum is σ = 987548900928. Its totient is φ = 493765853064.

The previous prime is 740655227617. The next prime is 740655227681. The reversal of 740655227643 is 346722556047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 740655227643 - 2¹² = 740655223547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (740655227443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648505 + ... + 1379082.

It is an arithmetic number, because the mean of its divisors is an integer number (123443612616).

Almost surely, 2^740655227643 is an apocalyptic number.

740655227643 is a deficient number, since it is larger than the sum of its proper divisors (246893673285).

740655227643 is a wasteful number, since it uses less digits than its factorization.

740655227643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149353.

The product of its (nonzero) digits is 8467200, while the sum is 51.

The spelling of 740655227643 in words is "seven hundred forty billion, six hundred fifty-five million, two hundred twenty-seven thousand, six hundred forty-three".