61005510010 has 32 divisors (see below), whose sum is σ = 110812629312. Its totient is φ = 24179500800.

The previous prime is 61005510001. The next prime is 61005510043. The reversal of 61005510010 is 1001550016.

It is a self number, because there is not a number n which added to its sum of digits gives 61005510010.

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 in 15 ways as a sum of consecutive naturals, for example, 6607017 + ... + 6616243.

It is an arithmetic number, because the mean of its divisors is an integer number (3462894666).

Almost surely, 2^61005510010 is an apocalyptic number.

61005510010 is a deficient number, since it is larger than the sum of its proper divisors (49807119302).

61005510010 is a wasteful number, since it uses less digits than its factorization.

61005510010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15198.

The product of its (nonzero) digits is 150, while the sum is 19.

The spelling of 61005510010 in words is "sixty-one billion, five million, five hundred ten thousand, ten".