105802781006 has 8 divisors (see below), whose sum is σ = 170912184744. Its totient is φ = 48832052760.

The previous prime is 105802780981. The next prime is 105802781023. The reversal of 105802781006 is 600187208501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105802781006² (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, 2034668840 + ... + 2034668891.

It is an arithmetic number, because the mean of its divisors is an integer number (21364023093).

Almost surely, 2^105802781006 is an apocalyptic number.

105802781006 is a deficient number, since it is larger than the sum of its proper divisors (65109403738).

105802781006 is a wasteful number, since it uses less digits than its factorization.

105802781006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4069337746.

The product of its (nonzero) digits is 26880, while the sum is 38.

Adding to 105802781006 its reverse (600187208501), we get a palindrome (705989989507).

The spelling of 105802781006 in words is "one hundred five billion, eight hundred two million, seven hundred eighty-one thousand, six".