61050005006 has 4 divisors (see below), whose sum is σ = 91575007512. Its totient is φ = 30525002502.

The previous prime is 61050004999. The next prime is 61050005077. The reversal of 61050005006 is 60050005016.

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

It is a super-2 number, since 2×61050005006² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15262501250 + ... + 15262501253.

It is an arithmetic number, because the mean of its divisors is an integer number (22893751878).

Almost surely, 2^61050005006 is an apocalyptic number.

61050005006 is a deficient number, since it is larger than the sum of its proper divisors (30525002506).

61050005006 is a wasteful number, since it uses less digits than its factorization.

61050005006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30525002505.

The product of its (nonzero) digits is 900, while the sum is 23.

The spelling of 61050005006 in words is "sixty-one billion, fifty million, five thousand, six".