675128007607 has 4 divisors (see below), whose sum is σ = 675129833056. Its totient is φ = 675126182160.

The previous prime is 675128007563. The next prime is 675128007647. The reversal of 675128007607 is 706700821576.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 675128007607 - 2³⁹ = 125372193719 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 (675128007647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139758 + ... + 1170379.

It is an arithmetic number, because the mean of its divisors is an integer number (168782458264).

Almost surely, 2^675128007607 is an apocalyptic number.

675128007607 is a deficient number, since it is larger than the sum of its proper divisors (1825449).

675128007607 is a wasteful number, since it uses less digits than its factorization.

675128007607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825448.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 675128007607 in words is "six hundred seventy-five billion, one hundred twenty-eight million, seven thousand, six hundred seven".