108542776690 has 8 divisors (see below), whose sum is σ = 195376998060. Its totient is φ = 43417110672.

The previous prime is 108542776679. The next prime is 108542776733. The reversal of 108542776690 is 96677245801.

It can be written as a sum of positive squares in 2 ways, for example, as 108379882521 + 162894169 = 329211^2 + 12763^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×108542776690² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5427138825 + ... + 5427138844.

Almost surely, 2^108542776690 is an apocalyptic number.

108542776690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

108542776690 is a deficient number, since it is larger than the sum of its proper divisors (86834221370).

108542776690 is a wasteful number, since it uses less digits than its factorization.

108542776690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10854277676.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 108542776690 in words is "one hundred eight billion, five hundred forty-two million, seven hundred seventy-six thousand, six hundred ninety".