670373348138 has 12 divisors (see below), whose sum is σ = 1088860852998. Its totient is φ = 309403083600.

The previous prime is 670373348081. The next prime is 670373348149. The reversal of 670373348138 is 831843373076.

It can be written as a sum of positive squares in 3 ways, for example, as 343364356729 + 327008991409 = 585973^2 + 571847^2 .

It is a super-3 number, since 3×670373348138³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 670373348138.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 991676213 + ... + 991676888.

Almost surely, 2^670373348138 is an apocalyptic number.

670373348138 is a deficient number, since it is larger than the sum of its proper divisors (418487504860).

670373348138 is a wasteful number, since it uses less digits than its factorization.

670373348138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983353129 (or 1983353116 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 53.

The spelling of 670373348138 in words is "six hundred seventy billion, three hundred seventy-three million, three hundred forty-eight thousand, one hundred thirty-eight".