1098671747880 has 256 divisors, whose sum is σ = 3817414656000. Its totient is φ = 247775044608.

The previous prime is 1098671747867. The next prime is 1098671747959. The reversal of 1098671747880 is 887471768901.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21857737 + ... + 21907943.

It is an arithmetic number, because the mean of its divisors is an integer number (14911776000).

Almost surely, 2^{1098671747880} is an apocalyptic number.

1098671747880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1098671747880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1908707328000).

1098671747880 is an abundant number, since it is smaller than the sum of its proper divisors (2718742908120).

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

1098671747880 is a wasteful number, since it uses less digits than its factorization.

1098671747880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50576 (or 50572 counting only the distinct ones).

The product of its (nonzero) digits is 37933056, while the sum is 66.

The spelling of 1098671747880 in words is "one trillion, ninety-eight billion, six hundred seventy-one million, seven hundred forty-seven thousand, eight hundred eighty".