105102440084 has 12 divisors (see below), whose sum is σ = 191926195104. Its totient is φ = 50266384344.

The previous prime is 105102439997. The next prime is 105102440101. The reversal of 105102440084 is 480044201501.

It is a super-2 number, since 2×105102440084² (a number of 23 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 3 ways as a sum of consecutive naturals, for example, 571208822 + ... + 571209005.

It is an arithmetic number, because the mean of its divisors is an integer number (15993849592).

Almost surely, 2^105102440084 is an apocalyptic number.

It is an amenable number.

105102440084 is a deficient number, since it is larger than the sum of its proper divisors (86823755020).

105102440084 is a wasteful number, since it uses less digits than its factorization.

105102440084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142417854 (or 1142417852 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

Adding to 105102440084 its reverse (480044201501), we get a palindrome (585146641585).

The spelling of 105102440084 in words is "one hundred five billion, one hundred two million, four hundred forty thousand, eighty-four".