61001105606 has 8 divisors (see below), whose sum is σ = 104573323920. Its totient is φ = 26143330968.

The previous prime is 61001105603. The next prime is 61001105611. The reversal of 61001105606 is 60650110016.

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

It is a super-2 number, since 2×61001105606² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61001105603) 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 3 ways as a sum of consecutive naturals, for example, 2178610901 + ... + 2178610928.

It is an arithmetic number, because the mean of its divisors is an integer number (13071665490).

Almost surely, 2^61001105606 is an apocalyptic number.

61001105606 is a deficient number, since it is larger than the sum of its proper divisors (43572218314).

61001105606 is a wasteful number, since it uses less digits than its factorization.

61001105606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4357221838.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 61001105606 in words is "sixty-one billion, one million, one hundred five thousand, six hundred six".