105104989611444 has 48 divisors (see below), whose sum is σ = 259688156027328. Its totient is φ = 32971954994688.

The previous prime is 105104989611397. The next prime is 105104989611469. The reversal of 105104989611444 is 444116989401501.

It is a super-2 number, since 2×105104989611444² (a number of 29 digits) contains 22 as substring.

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, 13746114 + ... + 19979129.

It is an arithmetic number, because the mean of its divisors is an integer number (5410169917236).

Almost surely, 2^{105104989611444} is an apocalyptic number.

It is an amenable number.

105104989611444 is an abundant number, since it is smaller than the sum of its proper divisors (154583166415884).

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

105104989611444 is a wasteful number, since it uses less digits than its factorization.

105104989611444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33740544 (or 33740542 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 57.

The spelling of 105104989611444 in words is "one hundred five trillion, one hundred four billion, nine hundred eighty-nine million, six hundred eleven thousand, four hundred forty-four".