744328640770 has 96 divisors (see below), whose sum is σ = 1622829168576. Its totient is φ = 244034017920.

The previous prime is 744328640711. The next prime is 744328640771. The reversal of 744328640770 is 77046823447.

It is not an unprimeable number, because it can be changed into a prime (744328640771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 126169 + ... + 1226611.

It is an arithmetic number, because the mean of its divisors is an integer number (16904470506).

Almost surely, 2^744328640770 is an apocalyptic number.

744328640770 is an abundant number, since it is smaller than the sum of its proper divisors (878500527806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

744328640770 is a wasteful number, since it uses less digits than its factorization.

744328640770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100528 (or 1100517 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 52.

The spelling of 744328640770 in words is "seven hundred forty-four billion, three hundred twenty-eight million, six hundred forty thousand, seven hundred seventy".