561045710170 has 16 divisors (see below), whose sum is σ = 1101689758368. Its totient is φ = 204016621840.

The previous prime is 561045710119. The next prime is 561045710177. The reversal of 561045710170 is 71017540165.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (561045710177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2550207664 + ... + 2550207883.

It is an arithmetic number, because the mean of its divisors is an integer number (68855609898).

Almost surely, 2^561045710170 is an apocalyptic number.

561045710170 is a deficient number, since it is larger than the sum of its proper divisors (540644048198).

561045710170 is a wasteful number, since it uses less digits than its factorization.

561045710170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100415565.

The product of its (nonzero) digits is 29400, while the sum is 37.

It can be divided in two parts, 561045 and 710170, that added together give a triangular number (1271215 = T₁₅₉₄).

The spelling of 561045710170 in words is "five hundred sixty-one billion, forty-five million, seven hundred ten thousand, one hundred seventy".