63916055 has 8 divisors (see below), whose sum is σ = 87656352. Its totient is φ = 43828128.

The previous prime is 63916051. The next prime is 63916091. The reversal of 63916055 is 55061936.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63916055 - 2² = 63916051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 1826173 = 63916055 / (6 + 3 + 9 + 1 + 6 + 0 + 5 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63916051) 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, 913052 + ... + 913121.

It is an arithmetic number, because the mean of its divisors is an integer number (10957044).

Almost surely, 2^63916055 is an apocalyptic number.

63916055 is a deficient number, since it is larger than the sum of its proper divisors (23740297).

63916055 is a wasteful number, since it uses less digits than its factorization.

63916055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826185.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 63916055 is about 7994.7517159697. The cubic root of 63916055 is about 399.8250380653.

The spelling of 63916055 in words is "sixty-three million, nine hundred sixteen thousand, fifty-five".