63353145063 has 32 divisors (see below), whose sum is σ = 91249290496. Its totient is φ = 38866480128.

The previous prime is 63353145059. The next prime is 63353145091. The reversal of 63353145063 is 36054135336.

It is not a de Polignac number, because 63353145063 - 2² = 63353145059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63353145763) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20654856 + ... + 20657922.

It is an arithmetic number, because the mean of its divisors is an integer number (2851540328).

Almost surely, 2^63353145063 is an apocalyptic number.

63353145063 is a deficient number, since it is larger than the sum of its proper divisors (27896145433).

63353145063 is a wasteful number, since it uses less digits than its factorization.

63353145063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4543.

The product of its (nonzero) digits is 291600, while the sum is 39.

The spelling of 63353145063 in words is "sixty-three billion, three hundred fifty-three million, one hundred forty-five thousand, sixty-three".