105104989611445 has 16 divisors (see below), whose sum is σ = 126362184838272. Its totient is φ = 83926645902400.

The previous prime is 105104989611397. The next prime is 105104989611469. The reversal of 105104989611445 is 544116989401501.

It is not a de Polignac number, because 105104989611445 - 2¹⁷ = 105104989480373 is a prime.

It is a super-3 number, since 3×105104989611445³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105104989611445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379147 + ... + 14503576.

It is an arithmetic number, because the mean of its divisors is an integer number (7897636552392).

Almost surely, 2^{105104989611445} is an apocalyptic number.

It is an amenable number.

105104989611445 is a deficient number, since it is larger than the sum of its proper divisors (21257195226827).

105104989611445 is a wasteful number, since it uses less digits than its factorization.

105104989611445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14885372.

The product of its (nonzero) digits is 6220800, while the sum is 58.

The spelling of 105104989611445 in words is "one hundred five trillion, one hundred four billion, nine hundred eighty-nine million, six hundred eleven thousand, four hundred forty-five".