670238390398 has 8 divisors (see below), whose sum is σ = 1024326596808. Its totient is φ = 328796191464.

The previous prime is 670238390389. The next prime is 670238390411. The reversal of 670238390398 is 893093832076.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3161501736 + ... + 3161501947.

It is an arithmetic number, because the mean of its divisors is an integer number (128040824601).

Almost surely, 2^670238390398 is an apocalyptic number.

670238390398 is a deficient number, since it is larger than the sum of its proper divisors (354088206410).

670238390398 is a wasteful number, since it uses less digits than its factorization.

670238390398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6323003738.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 670238390398 in words is "six hundred seventy billion, two hundred thirty-eight million, three hundred ninety thousand, three hundred ninety-eight".