98805863556 has 63 divisors (see below), whose sum is σ = 259291341813. Its totient is φ = 32929629840.

The previous prime is 98805863539. The next prime is 98805863561. The reversal of 98805863556 is 65536850889.

The square root of 98805863556 is 314334.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 85946303556 + 12859560000 = 293166^2 + 113400^2 .

It is a junction number, because it is equal to n+sod(n) for n = 98805863493 and 98805863502.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 16971126 + ... + 16976946.

Almost surely, 2^98805863556 is an apocalyptic number.

98805863556 is the 314334-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98805863556

98805863556 is an abundant number, since it is smaller than the sum of its proper divisors (160485478257).

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

98805863556 is an frugal number, since it uses more digits than its factorization.

98805863556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11664 (or 5826 counting only the distinct ones).

The product of its (nonzero) digits is 62208000, while the sum is 63.

It can be divided in two parts, 98805 and 863556, that added together give a square (962361 = 981²).

The spelling of 98805863556 in words is "ninety-eight billion, eight hundred five million, eight hundred sixty-three thousand, five hundred fifty-six".