51065451651014 has 4 divisors (see below), whose sum is σ = 76598177476524. Its totient is φ = 25532725825506.

The previous prime is 51065451650987. The next prime is 51065451651043. The reversal of 51065451651014 is 41015615456015.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12766362912752 + ... + 12766362912755.

It is an arithmetic number, because the mean of its divisors is an integer number (19149544369131).

Almost surely, 2^{51065451651014} is an apocalyptic number.

51065451651014 is a deficient number, since it is larger than the sum of its proper divisors (25532725825510).

51065451651014 is a wasteful number, since it uses less digits than its factorization.

51065451651014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25532725825509.

The product of its (nonzero) digits is 360000, while the sum is 44.

The spelling of 51065451651014 in words is "fifty-one trillion, sixty-five billion, four hundred fifty-one million, six hundred fifty-one thousand, fourteen".