1098839587120 has 80 divisors (see below), whose sum is σ = 2933744014080. Its totient is φ = 378547603200.

The previous prime is 1098839587067. The next prime is 1098839587121. The reversal of 1098839587120 is 217859388901.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (1098839587121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32843316 + ... + 32876755.

It is an arithmetic number, because the mean of its divisors is an integer number (36671800176).

Almost surely, 2^{1098839587120} is an apocalyptic number.

1098839587120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1098839587120 is an abundant number, since it is smaller than the sum of its proper divisors (1834904426960).

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

1098839587120 is a wasteful number, since it uses less digits than its factorization.

1098839587120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65720114 (or 65720108 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 61.

The spelling of 1098839587120 in words is "one trillion, ninety-eight billion, eight hundred thirty-nine million, five hundred eighty-seven thousand, one hundred twenty".