51264415826927 has 6 divisors (see below), whose sum is σ = 53590211630592. Its totient is φ = 49035528181772.

The previous prime is 51264415826893. The next prime is 51264415826959. The reversal of 51264415826927 is 72962851446215.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-51264415826927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51264415826927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51264412826927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48454078703 + ... + 48454079760.

It is an arithmetic number, because the mean of its divisors is an integer number (8931701938432).

Almost surely, 2^{51264415826927} is an apocalyptic number.

51264415826927 is a deficient number, since it is larger than the sum of its proper divisors (2325795803665).

51264415826927 is an equidigital number, since it uses as much as digits as its factorization.

51264415826927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96908158509 (or 96908158486 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 62.

The spelling of 51264415826927 in words is "fifty-one trillion, two hundred sixty-four billion, four hundred fifteen million, eight hundred twenty-six thousand, nine hundred twenty-seven".