61310584704 has 64 divisors (see below), whose sum is σ = 162905489280. Its totient is φ = 20430681600.

The previous prime is 61310584703. The next prime is 61310584721. The reversal of 61310584704 is 40748501316.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61310584703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348909 + ... + 1393619.

It is an arithmetic number, because the mean of its divisors is an integer number (2545398270).

Almost surely, 2^61310584704 is an apocalyptic number.

61310584704 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

61310584704 is an abundant number, since it is smaller than the sum of its proper divisors (101594904576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61310584704 is a wasteful number, since it uses less digits than its factorization.

61310584704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48299 (or 48287 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 61310584704 in words is "sixty-one billion, three hundred ten million, five hundred eighty-four thousand, seven hundred four".