670212057245 has 16 divisors (see below), whose sum is σ = 826052923008. Its totient is φ = 521639513280.

The previous prime is 670212057241. The next prime is 670212057253. The reversal of 670212057245 is 542750212076.

It is not a de Polignac number, because 670212057245 - 2² = 670212057241 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670212057241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2477510 + ... + 2734680.

It is an arithmetic number, because the mean of its divisors is an integer number (51628307688).

Almost surely, 2^670212057245 is an apocalyptic number.

It is an amenable number.

670212057245 is a deficient number, since it is larger than the sum of its proper divisors (155840865763).

670212057245 is a wasteful number, since it uses less digits than its factorization.

670212057245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271300.

The product of its (nonzero) digits is 235200, while the sum is 41.

The spelling of 670212057245 in words is "six hundred seventy billion, two hundred twelve million, fifty-seven thousand, two hundred forty-five".