51251053625606 has 8 divisors (see below), whose sum is σ = 76904937724464. Its totient is φ = 25616074384120.

The previous prime is 51251053625587. The next prime is 51251053625609. The reversal of 51251053625606 is 60652635015215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51251053625609) 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, 4726207565 + ... + 4726218408.

It is an arithmetic number, because the mean of its divisors is an integer number (9613117215558).

Almost surely, 2^{51251053625606} is an apocalyptic number.

51251053625606 is a deficient number, since it is larger than the sum of its proper divisors (25653884098858).

51251053625606 is a wasteful number, since it uses less digits than its factorization.

51251053625606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9452428686.

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 51251053625606 in words is "fifty-one trillion, two hundred fifty-one billion, fifty-three million, six hundred twenty-five thousand, six hundred six".