98474111397840 has 640 divisors, whose sum is σ = 321492895137792. Its totient is φ = 24904460206080.

The previous prime is 98474111397839. The next prime is 98474111397841. The reversal of 98474111397840 is 4879311147489.

It is an interprime number because it is at equal distance from previous prime (98474111397839) and next prime (98474111397841).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98474111397841) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 90095252334 + ... + 90095253426.

Almost surely, 2^{98474111397840} 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 98474111397840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160746447568896).

98474111397840 is an abundant number, since it is smaller than the sum of its proper divisors (223018783739952).

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

98474111397840 is a wasteful number, since it uses less digits than its factorization.

98474111397840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347 (or 2341 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 66.

The spelling of 98474111397840 in words is "ninety-eight trillion, four hundred seventy-four billion, one hundred eleven million, three hundred ninety-seven thousand, eight hundred forty".