63618138626802 has 8 divisors (see below), whose sum is σ = 127236277253616. Its totient is φ = 21206046208932.

The previous prime is 63618138626797. The next prime is 63618138626803. The reversal of 63618138626802 is 20862683181636.

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

63618138626802 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (63618138626803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5301511552228 + ... + 5301511552239.

It is an arithmetic number, because the mean of its divisors is an integer number (15904534656702).

Almost surely, 2^{63618138626802} is an apocalyptic number.

63618138626802 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63618138626802 is a wasteful number, since it uses less digits than its factorization.

63618138626802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10603023104472.

The product of its (nonzero) digits is 23887872, while the sum is 60.

The spelling of 63618138626802 in words is "sixty-three trillion, six hundred eighteen billion, one hundred thirty-eight million, six hundred twenty-six thousand, eight hundred two".