98864227840 has 160 divisors (see below), whose sum is σ = 279646101504. Its totient is φ = 32802693120.

The previous prime is 98864227837. The next prime is 98864227877. The reversal of 98864227840 is 4872246889.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466537 + ... + 644503.

Almost surely, 2^98864227840 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 98864227840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139823050752).

98864227840 is an abundant number, since it is smaller than the sum of its proper divisors (180781873664).

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

98864227840 is a wasteful number, since it uses less digits than its factorization.

98864227840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178028 (or 178012 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 58.

The spelling of 98864227840 in words is "ninety-eight billion, eight hundred sixty-four million, two hundred twenty-seven thousand, eight hundred forty".