670619005056 has 2304 divisors, whose sum is σ = 2911853992320. Its totient is φ = 150493593600.

The previous prime is 670619005037. The next prime is 670619005087. The reversal of 670619005056 is 650500916076.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 3705077286 + ... + 3705077466.

Almost surely, 2^670619005056 is an apocalyptic number.

670619005056 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670619005056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1455926996160).

670619005056 is an abundant number, since it is smaller than the sum of its proper divisors (2241234987264).

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

670619005056 is a wasteful number, since it uses less digits than its factorization.

670619005056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 670619005056 in words is "six hundred seventy billion, six hundred nineteen million, five thousand, fifty-six".