51546230205 has 8 divisors (see below), whose sum is σ = 82473968352. Its totient is φ = 27491322768.

The previous prime is 51546230201. The next prime is 51546230243. The reversal of 51546230205 is 50203264515.

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

It is not a de Polignac number, because 51546230205 - 2² = 51546230201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51546230201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1718207659 + ... + 1718207688.

It is an arithmetic number, because the mean of its divisors is an integer number (10309246044).

Almost surely, 2^51546230205 is an apocalyptic number.

It is an amenable number.

51546230205 is a deficient number, since it is larger than the sum of its proper divisors (30927738147).

51546230205 is a wasteful number, since it uses less digits than its factorization.

51546230205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436415355.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 51546230205 in words is "fifty-one billion, five hundred forty-six million, two hundred thirty thousand, two hundred five".