61706701614712 has 256 divisors, whose sum is σ = 154504609920000. Its totient is φ = 22365329817600.

The previous prime is 61706701614709. The next prime is 61706701614731. The reversal of 61706701614712 is 21741610760716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3132469039 + ... + 3132488737.

It is an arithmetic number, because the mean of its divisors is an integer number (603533632500).

Almost surely, 2^{61706701614712} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61706701614712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77252304960000).

61706701614712 is an abundant number, since it is smaller than the sum of its proper divisors (92797908305288).

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

61706701614712 is a wasteful number, since it uses less digits than its factorization.

61706701614712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23190 (or 23186 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 61706701614712 in words is "sixty-one trillion, seven hundred six billion, seven hundred one million, six hundred fourteen thousand, seven hundred twelve".