88636463688 has 64 divisors (see below), whose sum is σ = 227523582720. Its totient is φ = 28757849600.

The previous prime is 88636463633. The next prime is 88636463689.

88636463688 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×88636463688² (a number of 23 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (88636463689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319606 + ... + 528602.

It is an arithmetic number, because the mean of its divisors is an integer number (3555055980).

Almost surely, 2^88636463688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88636463688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113761791360).

88636463688 is an abundant number, since it is smaller than the sum of its proper divisors (138887119032).

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

88636463688 is a wasteful number, since it uses less digits than its factorization.

88636463688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209478 (or 209474 counting only the distinct ones).

The product of its digits is 191102976, while the sum is 66.

The spelling of 88636463688 in words is "eighty-eight billion, six hundred thirty-six million, four hundred sixty-three thousand, six hundred eighty-eight".