61000100606 has 4 divisors (see below), whose sum is σ = 91500150912. Its totient is φ = 30500050302.

The previous prime is 61000100599. The next prime is 61000100617. The reversal of 61000100606 is 60600100016.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15250025150 + ... + 15250025153.

It is an arithmetic number, because the mean of its divisors is an integer number (22875037728).

Almost surely, 2^61000100606 is an apocalyptic number.

61000100606 is a deficient number, since it is larger than the sum of its proper divisors (30500050306).

61000100606 is a wasteful number, since it uses less digits than its factorization.

61000100606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30500050305.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 61000100606 in words is "sixty-one billion, one hundred thousand, six hundred six".