51601701701 has 8 divisors (see below), whose sum is σ = 57085622208. Its totient is φ = 46249924000.

The previous prime is 51601701661. The next prime is 51601701721. The reversal of 51601701701 is 10710710615.

51601701701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51601701701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51601701721) 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, 33034880 + ... + 33036441.

It is an arithmetic number, because the mean of its divisors is an integer number (7135702776).

Almost surely, 2^51601701701 is an apocalyptic number.

It is an amenable number.

51601701701 is a deficient number, since it is larger than the sum of its proper divisors (5483920507).

51601701701 is a wasteful number, since it uses less digits than its factorization.

51601701701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66071403.

The product of its (nonzero) digits is 1470, while the sum is 29.

The spelling of 51601701701 in words is "fifty-one billion, six hundred one million, seven hundred one thousand, seven hundred one".