670031667744 has 96 divisors (see below), whose sum is σ = 1802737468224. Its totient is φ = 217786060800.

The previous prime is 670031667719. The next prime is 670031667779. The reversal of 670031667744 is 447766130076.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2345892 + ... + 2615964.

It is an arithmetic number, because the mean of its divisors is an integer number (18778515294).

Almost surely, 2^670031667744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670031667744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (901368734112).

670031667744 is an abundant number, since it is smaller than the sum of its proper divisors (1132705800480).

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

670031667744 is a wasteful number, since it uses less digits than its factorization.

670031667744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270730 (or 270722 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 51.

The spelling of 670031667744 in words is "six hundred seventy billion, thirty-one million, six hundred sixty-seven thousand, seven hundred forty-four".