98661002356 has 18 divisors (see below), whose sum is σ = 200845612338. Its totient is φ = 42283286640.

The previous prime is 98661002347. The next prime is 98661002357. The reversal of 98661002356 is 65320016689.

98661002356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 77384112400 + 21276889956 = 278180^2 + 145866^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98661002357) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 251686035 + ... + 251686426.

Almost surely, 2^98661002356 is an apocalyptic number.

It is an amenable number.

98661002356 is an abundant number, since it is smaller than the sum of its proper divisors (102184609982).

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

98661002356 is a wasteful number, since it uses less digits than its factorization.

98661002356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503372479 (or 503372470 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 98661002356 in words is "ninety-eight billion, six hundred sixty-one million, two thousand, three hundred fifty-six".