108649355206 has 16 divisors (see below), whose sum is σ = 186285674016. Its totient is φ = 46556600256.

The previous prime is 108649355159. The next prime is 108649355233. The reversal of 108649355206 is 602553946801.

It is a self number, because there is not a number n which added to its sum of digits gives 108649355206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525831 + ... + 702706.

It is an arithmetic number, because the mean of its divisors is an integer number (11642854626).

Almost surely, 2^108649355206 is an apocalyptic number.

108649355206 is a deficient number, since it is larger than the sum of its proper divisors (77636318810).

108649355206 is a wasteful number, since it uses less digits than its factorization.

108649355206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234863.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 108649355206 in words is "one hundred eight billion, six hundred forty-nine million, three hundred fifty-five thousand, two hundred six".