75675663 has 12 divisors (see below), whose sum is σ = 124925008. Its totient is φ = 43243200.

The previous prime is 75675659. The next prime is 75675697. The reversal of 75675663 is 36657657.

It is not a de Polignac number, because 75675663 - 2² = 75675659 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 (75675623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 600538 + ... + 600663.

Almost surely, 2^75675663 is an apocalyptic number.

75675663 is a deficient number, since it is larger than the sum of its proper divisors (49249345).

75675663 is a wasteful number, since it uses less digits than its factorization.

75675663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201214 (or 1201211 counting only the distinct ones).

The product of its digits is 793800, while the sum is 45.

The square root of 75675663 is about 8699.1759954607. The cubic root of 75675663 is about 422.9789403193.

The spelling of 75675663 in words is "seventy-five million, six hundred seventy-five thousand, six hundred sixty-three".