63123416 has 8 divisors (see below), whose sum is σ = 118356420. Its totient is φ = 31561704.

The previous prime is 63123413. The next prime is 63123427. The reversal of 63123416 is 61432136.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63123413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3945206 + ... + 3945221.

Almost surely, 2^63123416 is an apocalyptic number.

It is an amenable number.

63123416 is a deficient number, since it is larger than the sum of its proper divisors (55233004).

63123416 is a wasteful number, since it uses less digits than its factorization.

63123416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7890433 (or 7890429 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 63123416 is about 7945.0246066328. The cubic root of 63123416 is about 398.1653816366.

The spelling of 63123416 in words is "sixty-three million, one hundred twenty-three thousand, four hundred sixteen".