51671266776670 has 32 divisors (see below), whose sum is σ = 93144699421920. Its totient is φ = 20638204306560.

The previous prime is 51671266776637. The next prime is 51671266776697. The reversal of 51671266776670 is 7667766217615.

It is a junction number, because it is equal to n+sod(n) for n = 51671266776596 and 51671266776605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31132525 + ... + 32750215.

It is an arithmetic number, because the mean of its divisors is an integer number (2910771856935).

Almost surely, 2^{51671266776670} is an apocalyptic number.

51671266776670 is a deficient number, since it is larger than the sum of its proper divisors (41473432645250).

51671266776670 is a wasteful number, since it uses less digits than its factorization.

51671266776670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622380.

The product of its (nonzero) digits is 186701760, while the sum is 67.

The spelling of 51671266776670 in words is "fifty-one trillion, six hundred seventy-one billion, two hundred sixty-six million, seven hundred seventy-six thousand, six hundred seventy".