670753340341640 has 64 divisors (see below), whose sum is σ = 1527461998191360. Its totient is φ = 265063698524160.

The previous prime is 670753340341607. The next prime is 670753340341649. The reversal of 670753340341640 is 46143043357076.

It is not an unprimeable number, because it can be changed into a prime (670753340341649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151345376 + ... + 155714255.

It is an arithmetic number, because the mean of its divisors is an integer number (23866593721740).

Almost surely, 2^{670753340341640} is an apocalyptic number.

It is an amenable number.

670753340341640 is an abundant number, since it is smaller than the sum of its proper divisors (856708657849720).

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

670753340341640 is a wasteful number, since it uses less digits than its factorization.

670753340341640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307060302 (or 307060298 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 53.

The spelling of 670753340341640 in words is "six hundred seventy trillion, seven hundred fifty-three billion, three hundred forty million, three hundred forty-one thousand, six hundred forty".