675863559522 has 30 divisors (see below), whose sum is σ = 1514458459899. Its totient is φ = 225284365260.

The previous prime is 675863559521. The next prime is 675863559523. The reversal of 675863559522 is 225955368576.

It is a happy number.

675863559522 is a `hidden beast` number, since 6 + 7 + 5 + 8 + 6 + 35 + 595 + 2 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (675863559521) and next prime (675863559523).

It can be written as a sum of positive squares in only one way, i.e., 337931779761 + 337931779761 = 581319^2 + 581319^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=581319.

It is a self number, because there is not a number n which added to its sum of digits gives 675863559522.

It is not an unprimeable number, because it can be changed into a prime (675863559521) 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 14 ways as a sum of consecutive naturals, for example, 10431447 + ... + 10496037.

Almost surely, 2^675863559522 is an apocalyptic number.

675863559522 is an abundant number, since it is smaller than the sum of its proper divisors (838594900377).

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

675863559522 is an frugal number, since it uses more digits than its factorization.

675863559522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129196 (or 64596 counting only the distinct ones).

The product of its digits is 136080000, while the sum is 63.

The spelling of 675863559522 in words is "six hundred seventy-five billion, eight hundred sixty-three million, five hundred fifty-nine thousand, five hundred twenty-two".