61684500711010 has 8 divisors (see below), whose sum is σ = 111032101279836. Its totient is φ = 24673800284400.

The previous prime is 61684500710977. The next prime is 61684500711013. The reversal of 61684500711010 is 1011700548616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 60361354332049 + 1323146378961 = 7769257^2 + 1150281^2 .

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

It is not an unprimeable number, because it can be changed into a prime (61684500711013) 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, 3084225035541 + ... + 3084225035560.

Almost surely, 2^{61684500711010} is an apocalyptic number.

61684500711010 is a deficient number, since it is larger than the sum of its proper divisors (49347600568826).

61684500711010 is a wasteful number, since it uses less digits than its factorization.

61684500711010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6168450071108.

The product of its (nonzero) digits is 40320, while the sum is 40.

The spelling of 61684500711010 in words is "sixty-one trillion, six hundred eighty-four billion, five hundred million, seven hundred eleven thousand, ten".