51701238077 has 8 divisors (see below), whose sum is σ = 53490339840. Its totient is φ = 49912556400.

The previous prime is 51701238041. The next prime is 51701238103. The reversal of 51701238077 is 77083210715.

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

It is a cyclic number.

It is not a de Polignac number, because 51701238077 - 2⁶ = 51701238013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51701238377) 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, 156452 + ... + 357602.

It is an arithmetic number, because the mean of its divisors is an integer number (6686292480).

Almost surely, 2^51701238077 is an apocalyptic number.

It is an amenable number.

51701238077 is a deficient number, since it is larger than the sum of its proper divisors (1789101763).

51701238077 is a wasteful number, since it uses less digits than its factorization.

51701238077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210043.

The product of its (nonzero) digits is 82320, while the sum is 41.

The spelling of 51701238077 in words is "fifty-one billion, seven hundred one million, two hundred thirty-eight thousand, seventy-seven".