51226175625607 has 4 divisors (see below), whose sum is σ = 51314955826576. Its totient is φ = 51137395424640.

The previous prime is 51226175625593. The next prime is 51226175625631. The reversal of 51226175625607 is 70652657162215.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51226175625607 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 (51226175625307) 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, 44390099619 + ... + 44390100772.

It is an arithmetic number, because the mean of its divisors is an integer number (12828738956644).

Almost surely, 2^{51226175625607} is an apocalyptic number.

51226175625607 is a deficient number, since it is larger than the sum of its proper divisors (88780200969).

51226175625607 is an equidigital number, since it uses as much as digits as its factorization.

51226175625607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88780200968.

The product of its (nonzero) digits is 10584000, while the sum is 55.

The spelling of 51226175625607 in words is "fifty-one trillion, two hundred twenty-six billion, one hundred seventy-five million, six hundred twenty-five thousand, six hundred seven".