1098289221582 has 32 divisors (see below), whose sum is σ = 2510420903424. Its totient is φ = 313791228000.

The previous prime is 1098289221581. The next prime is 1098289221607. The reversal of 1098289221582 is 2851229828901.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098289221581) 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, 2468832 + ... + 2879532.

It is an arithmetic number, because the mean of its divisors is an integer number (78450653232).

Almost surely, 2^{1098289221582} is an apocalyptic number.

1098289221582 is an abundant number, since it is smaller than the sum of its proper divisors (1412131681842).

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

1098289221582 is a wasteful number, since it uses less digits than its factorization.

1098289221582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474384.

The product of its (nonzero) digits is 3317760, while the sum is 57.

The spelling of 1098289221582 in words is "one trillion, ninety-eight billion, two hundred eighty-nine million, two hundred twenty-one thousand, five hundred eighty-two".