63677601 has 24 divisors (see below), whose sum is σ = 99677760. Its totient is φ = 38939616.

The previous prime is 63677599. The next prime is 63677611. The reversal of 63677601 is 10677636.

63677601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63677601 - 2¹ = 63677599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63677611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17910 + ... + 21168.

It is an arithmetic number, because the mean of its divisors is an integer number (4153240).

Almost surely, 2^63677601 is an apocalyptic number.

It is an amenable number.

63677601 is a deficient number, since it is larger than the sum of its proper divisors (36000159).

63677601 is a wasteful number, since it uses less digits than its factorization.

63677601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445 (or 3442 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 63677601 is about 7979.8246221330. The cubic root of 63677601 is about 399.3272044164.

The spelling of 63677601 in words is "sixty-three million, six hundred seventy-seven thousand, six hundred one".