601056100561 has 8 divisors (see below), whose sum is σ = 687089942784. Its totient is φ = 515064429600.

The previous prime is 601056100543. The next prime is 601056100573. The reversal of 601056100561 is 165001650106.

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

It is not a de Polignac number, because 601056100561 - 2⁷ = 601056100433 is a prime.

It is a super-2 number, since 2×601056100561² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (601056130561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10512265 + ... + 10569286.

It is an arithmetic number, because the mean of its divisors is an integer number (85886242848).

Almost surely, 2^601056100561 is an apocalyptic number.

It is an amenable number.

601056100561 is a deficient number, since it is larger than the sum of its proper divisors (86033842223).

601056100561 is a wasteful number, since it uses less digits than its factorization.

601056100561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21085631.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 601056100561 its reverse (165001650106), we get a palindrome (766057750667).

The spelling of 601056100561 in words is "six hundred one billion, fifty-six million, one hundred thousand, five hundred sixty-one".