61723696710624 has 48 divisors (see below), whose sum is σ = 174488142627792. Its totient is φ = 18991906679808.

The previous prime is 61723696710617. The next prime is 61723696710629. The reversal of 61723696710624 is 42601769632716.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61723696710629) 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 7 ways as a sum of consecutive naturals, for example, 24729043909 + ... + 24729046404.

It is an arithmetic number, because the mean of its divisors is an integer number (3635169638079).

Almost surely, 2^{61723696710624} is an apocalyptic number.

It is an amenable number.

61723696710624 is an abundant number, since it is smaller than the sum of its proper divisors (112764445917168).

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

61723696710624 is a wasteful number, since it uses less digits than its factorization.

61723696710624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49458090339 (or 49458090331 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 60.

The spelling of 61723696710624 in words is "sixty-one trillion, seven hundred twenty-three billion, six hundred ninety-six million, seven hundred ten thousand, six hundred twenty-four".