51070563305 has 8 divisors (see below), whose sum is σ = 61406517312. Its totient is φ = 40775223088.

The previous prime is 51070563293. The next prime is 51070563329. The reversal of 51070563305 is 50336507015.

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

It is a cyclic number.

It is not a de Polignac number, because 51070563305 - 2¹⁰ = 51070562281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10150679 + ... + 10155708.

It is an arithmetic number, because the mean of its divisors is an integer number (7675814664).

Almost surely, 2^51070563305 is an apocalyptic number.

It is an amenable number.

51070563305 is a deficient number, since it is larger than the sum of its proper divisors (10335954007).

51070563305 is a wasteful number, since it uses less digits than its factorization.

51070563305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20306895.

The product of its (nonzero) digits is 47250, while the sum is 35.

The spelling of 51070563305 in words is "fifty-one billion, seventy million, five hundred sixty-three thousand, three hundred five".