1098720413830 has 32 divisors (see below), whose sum is σ = 2129950396224. Its totient is φ = 405657929856.

The previous prime is 1098720413797. The next prime is 1098720413863. The reversal of 1098720413830 is 383140278901.

It is an interprime number because it is at equal distance from previous prime (1098720413797) and next prime (1098720413863).

It is a super-4 number, since 4×1098720413830⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2099079 + ... + 2569741.

It is an arithmetic number, because the mean of its divisors is an integer number (66560949882).

Almost surely, 2^{1098720413830} is an apocalyptic number.

1098720413830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1098720413830 is a deficient number, since it is larger than the sum of its proper divisors (1031229982394).

1098720413830 is a wasteful number, since it uses less digits than its factorization.

1098720413830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488640.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 1098720413830 in words is "one trillion, ninety-eight billion, seven hundred twenty million, four hundred thirteen thousand, eight hundred thirty".