51010611677 has 4 divisors (see below), whose sum is σ = 51235328256. Its totient is φ = 50785895100.

The previous prime is 51010611629. The next prime is 51010611683. The reversal of 51010611677 is 77611601015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51010611677 - 2¹⁶ = 51010546141 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 (51010611607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112357949 + ... + 112358402.

It is an arithmetic number, because the mean of its divisors is an integer number (12808832064).

Almost surely, 2^51010611677 is an apocalyptic number.

It is an amenable number.

51010611677 is a deficient number, since it is larger than the sum of its proper divisors (224716579).

51010611677 is a wasteful number, since it uses less digits than its factorization.

51010611677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224716578.

The product of its (nonzero) digits is 8820, while the sum is 35.

The spelling of 51010611677 in words is "fifty-one billion, ten million, six hundred eleven thousand, six hundred seventy-seven".