105089144428 has 24 divisors (see below), whose sum is σ = 191920307040. Its totient is φ = 50255208960.

The previous prime is 105089144417. The next prime is 105089144437. The reversal of 105089144428 is 824441980501.

It is a super-2 number, since 2×105089144428² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 1025758 + ... + 1123546.

It is an arithmetic number, because the mean of its divisors is an integer number (7996679460).

Almost surely, 2^105089144428 is an apocalyptic number.

It is an amenable number.

105089144428 is a deficient number, since it is larger than the sum of its proper divisors (86831162612).

105089144428 is a wasteful number, since it uses less digits than its factorization.

105089144428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109497 (or 109495 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 46.

The spelling of 105089144428 in words is "one hundred five billion, eighty-nine million, one hundred forty-four thousand, four hundred twenty-eight".