670227065000 has 160 divisors (see below), whose sum is σ = 1614615563880. Its totient is φ = 260548992000.

The previous prime is 670227064981. The next prime is 670227065009. The reversal of 670227065000 is 560722076.

It is a happy number.

It can be written as a sum of positive squares in 20 ways, for example, as 257659790404 + 412567274596 = 507602^2 + 642314^2 .

It is not an unprimeable number, because it can be changed into a prime (670227065009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 236243582 + ... + 236246418.

Almost surely, 2^670227065000 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 670227065000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (807307781940).

670227065000 is an abundant number, since it is smaller than the sum of its proper divisors (944388498880).

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

670227065000 is a wasteful number, since it uses less digits than its factorization.

670227065000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4177 (or 4158 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

Adding to 670227065000 its reverse (560722076), we get a palindrome (670787787076).

The spelling of 670227065000 in words is "six hundred seventy billion, two hundred twenty-seven million, sixty-five thousand".