63366499406 has 16 divisors (see below), whose sum is σ = 112132423680. Its totient is φ = 26281036440.

The previous prime is 63366499381. The next prime is 63366499409. The reversal of 63366499406 is 60499466336.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63366499409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73002446 + ... + 73003313.

It is an arithmetic number, because the mean of its divisors is an integer number (7008276480).

Almost surely, 2^63366499406 is an apocalyptic number.

63366499406 is a deficient number, since it is larger than the sum of its proper divisors (48765924274).

63366499406 is a wasteful number, since it uses less digits than its factorization.

63366499406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146005799.

The product of its (nonzero) digits is 15116544, while the sum is 56.

The spelling of 63366499406 in words is "sixty-three billion, three hundred sixty-six million, four hundred ninety-nine thousand, four hundred six".