98644421674 has 16 divisors (see below), whose sum is σ = 152041253760. Its totient is φ = 47973602880.

The previous prime is 98644421657. The next prime is 98644421693. The reversal of 98644421674 is 47612444689.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2379087 + ... + 2420194.

It is an arithmetic number, because the mean of its divisors is an integer number (9502578360).

Almost surely, 2^98644421674 is an apocalyptic number.

98644421674 is a deficient number, since it is larger than the sum of its proper divisors (53396832086).

98644421674 is a wasteful number, since it uses less digits than its factorization.

98644421674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4799565.

The product of its digits is 9289728, while the sum is 55.

The spelling of 98644421674 in words is "ninety-eight billion, six hundred forty-four million, four hundred twenty-one thousand, six hundred seventy-four".