670776620052 has 48 divisors (see below), whose sum is σ = 1951350170112. Its totient is φ = 174227693280.

The previous prime is 670776619993. The next prime is 670776620081. The reversal of 670776620052 is 250026677076.

It is a junction number, because it is equal to n+sod(n) for n = 670776619983 and 670776620010.

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 15 ways as a sum of consecutive naturals, for example, 362973438 + ... + 362975285.

It is an arithmetic number, because the mean of its divisors is an integer number (40653128544).

Almost surely, 2^670776620052 is an apocalyptic number.

It is an amenable number.

670776620052 is an abundant number, since it is smaller than the sum of its proper divisors (1280573550060).

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

670776620052 is a wasteful number, since it uses less digits than its factorization.

670776620052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725948748 (or 725948746 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 48.

The spelling of 670776620052 in words is "six hundred seventy billion, seven hundred seventy-six million, six hundred twenty thousand, fifty-two".