109498539864026 has 16 divisors (see below), whose sum is σ = 165377247937704. Its totient is φ = 54373747298304.

The previous prime is 109498539864023. The next prime is 109498539864031. The reversal of 109498539864026 is 620468935894901.

It is a Cunningham number, because it is equal to 10464155²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 67329426113401 + 42169113750625 = 8205451^2 + 6493775^2 .

It is not an unprimeable number, because it can be changed into a prime (109498539864023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238957421 + ... + 239415216.

Almost surely, 2^{109498539864026} is an apocalyptic number.

109498539864026 is a deficient number, since it is larger than the sum of its proper divisors (55878708073678).

109498539864026 is a wasteful number, since it uses less digits than its factorization.

109498539864026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478373425.

The product of its (nonzero) digits is 806215680, while the sum is 74.

The spelling of 109498539864026 in words is "one hundred nine trillion, four hundred ninety-eight billion, five hundred thirty-nine million, eight hundred sixty-four thousand, twenty-six".