63401676 has 48 divisors (see below), whose sum is σ = 159823104. Its totient is φ = 19446336.

The previous prime is 63401629. The next prime is 63401677. The reversal of 63401676 is 67610436.

It is not an unprimeable number, because it can be changed into a prime (63401677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84961 + ... + 85703.

It is an arithmetic number, because the mean of its divisors is an integer number (3329648).

Almost surely, 2^63401676 is an apocalyptic number.

It is an amenable number.

63401676 is an abundant number, since it is smaller than the sum of its proper divisors (96421428).

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

63401676 is a wasteful number, since it uses less digits than its factorization.

63401676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310 (or 1308 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 63401676 is about 7962.5169387575. The cubic root of 63401676 is about 398.7495869075.

The spelling of 63401676 in words is "sixty-three million, four hundred one thousand, six hundred seventy-six".