1098049985495 has 32 divisors (see below), whose sum is σ = 1371981062400. Its totient is φ = 842907326976.

The previous prime is 1098049985467. The next prime is 1098049985507. The reversal of 1098049985495 is 5945899408901.

It is a cyclic number.

It is not a de Polignac number, because 1098049985495 - 2³⁴ = 1080870116311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12774521 + ... + 12860189.

It is an arithmetic number, because the mean of its divisors is an integer number (42874408200).

Almost surely, 2^{1098049985495} is an apocalyptic number.

1098049985495 is a deficient number, since it is larger than the sum of its proper divisors (273931076905).

1098049985495 is an equidigital number, since it uses as much as digits as its factorization.

1098049985495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86667.

The product of its (nonzero) digits is 167961600, while the sum is 71.

The spelling of 1098049985495 in words is "one trillion, ninety-eight billion, forty-nine million, nine hundred eighty-five thousand, four hundred ninety-five".