61334195496864 has 48 divisors (see below), whose sum is σ = 164427843259008. Its totient is φ = 20009737536512.

The previous prime is 61334195496809. The next prime is 61334195496881. The reversal of 61334195496864 is 46869459143316.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6796781337 + ... + 6796790360.

It is an arithmetic number, because the mean of its divisors is an integer number (3425580067896).

Almost surely, 2^{61334195496864} is an apocalyptic number.

It is an amenable number.

61334195496864 is an abundant number, since it is smaller than the sum of its proper divisors (103093647762144).

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

61334195496864 is a wasteful number, since it uses less digits than its factorization.

61334195496864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13593571757 (or 13593571749 counting only the distinct ones).

The product of its digits is 403107840, while the sum is 69.

The spelling of 61334195496864 in words is "sixty-one trillion, three hundred thirty-four billion, one hundred ninety-five million, four hundred ninety-six thousand, eight hundred sixty-four".