63779657041 has 16 divisors (see below), whose sum is σ = 67169000448. Its totient is φ = 60443182800.

The previous prime is 63779657033. The next prime is 63779657099. The reversal of 63779657041 is 14075697736.

It is a cyclic number.

It is not a de Polignac number, because 63779657041 - 2³ = 63779657033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63779667041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1884430 + ... + 1917976.

It is an arithmetic number, because the mean of its divisors is an integer number (4198062528).

Almost surely, 2^63779657041 is an apocalyptic number.

It is an amenable number.

63779657041 is a deficient number, since it is larger than the sum of its proper divisors (3389343407).

63779657041 is a wasteful number, since it uses less digits than its factorization.

63779657041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34332.

The product of its (nonzero) digits is 6667920, while the sum is 55.

The spelling of 63779657041 in words is "sixty-three billion, seven hundred seventy-nine million, six hundred fifty-seven thousand, forty-one".