63575132677 has 4 divisors (see below), whose sum is σ = 72657294496. Its totient is φ = 54492970860.

The previous prime is 63575132657. The next prime is 63575132749. The reversal of 63575132677 is 77623157536.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63575132677 - 2¹⁵ = 63575099909 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 (63575132617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4541080899 + ... + 4541080912.

It is an arithmetic number, because the mean of its divisors is an integer number (18164323624).

Almost surely, 2^63575132677 is an apocalyptic number.

It is an amenable number.

63575132677 is a deficient number, since it is larger than the sum of its proper divisors (9082161819).

63575132677 is an equidigital number, since it uses as much as digits as its factorization.

63575132677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9082161818.

The product of its digits is 5556600, while the sum is 52.

The spelling of 63575132677 in words is "sixty-three billion, five hundred seventy-five million, one hundred thirty-two thousand, six hundred seventy-seven".