109020564485 has 16 divisors (see below), whose sum is σ = 150885609600. Its totient is φ = 74071112256.

The previous prime is 109020564479. The next prime is 109020564487. The reversal of 109020564485 is 584465020901.

It is a cyclic number.

It is not a de Polignac number, because 109020564485 - 2⁴ = 109020564469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109020564487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14284595 + ... + 14292224.

It is an arithmetic number, because the mean of its divisors is an integer number (9430350600).

Almost surely, 2^109020564485 is an apocalyptic number.

It is an amenable number.

109020564485 is a deficient number, since it is larger than the sum of its proper divisors (41865045115).

109020564485 is a wasteful number, since it uses less digits than its factorization.

109020564485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28576940.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 109020564485 in words is "one hundred nine billion, twenty million, five hundred sixty-four thousand, four hundred eighty-five".