675520877879 has 4 divisors (see below), whose sum is σ = 675615641760. Its totient is φ = 675426114000.

The previous prime is 675520877869. The next prime is 675520877929. The reversal of 675520877879 is 978778025576.

675520877879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-675520877879 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 (675520877849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47371247 + ... + 47385504.

It is an arithmetic number, because the mean of its divisors is an integer number (168903910440).

Almost surely, 2^675520877879 is an apocalyptic number.

675520877879 is a deficient number, since it is larger than the sum of its proper divisors (94763881).

675520877879 is an equidigital number, since it uses as much as digits as its factorization.

675520877879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94763880.

The product of its (nonzero) digits is 414892800, while the sum is 71.

The spelling of 675520877879 in words is "six hundred seventy-five billion, five hundred twenty million, eight hundred seventy-seven thousand, eight hundred seventy-nine".