108091603611580 has 24 divisors (see below), whose sum is σ = 226994747510160. Its totient is φ = 43236188125440.

The previous prime is 108091603611577. The next prime is 108091603611721. The reversal of 108091603611580 is 85116306190801.

It is a happy number.

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, 26373901 + ... + 30195460.

It is an arithmetic number, because the mean of its divisors is an integer number (9458114479590).

Almost surely, 2^{108091603611580} is an apocalyptic number.

108091603611580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108091603611580 is an abundant number, since it is smaller than the sum of its proper divisors (118903143898580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108091603611580 is a wasteful number, since it uses less digits than its factorization.

108091603611580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56664909 (or 56664907 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 49.

The spelling of 108091603611580 in words is "one hundred eight trillion, ninety-one billion, six hundred three million, six hundred eleven thousand, five hundred eighty".