63623145630 has 128 divisors (see below), whose sum is σ = 170363450880. Its totient is φ = 15075407360.

The previous prime is 63623145613. The next prime is 63623145671. The reversal of 63623145630 is 3654132636.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4698049 + ... + 4711571.

It is an arithmetic number, because the mean of its divisors is an integer number (1330964460).

Almost surely, 2^63623145630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63623145630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85181725440).

63623145630 is an abundant number, since it is smaller than the sum of its proper divisors (106740305250).

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

63623145630 is a wasteful number, since it uses less digits than its factorization.

63623145630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13866.

The product of its (nonzero) digits is 233280, while the sum is 39.

The spelling of 63623145630 in words is "sixty-three billion, six hundred twenty-three million, one hundred forty-five thousand, six hundred thirty".