51000060610 has 16 divisors (see below), whose sum is σ = 92612501496. Its totient is φ = 20219492608.

The previous prime is 51000060583. The next prime is 51000060611. The reversal of 51000060610 is 1606000015.

It can be written as a sum of positive squares in 4 ways, for example, as 38075326641 + 12924733969 = 195129^2 + 113687^2 .

It is not an unprimeable number, because it can be changed into a prime (51000060611) 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, 22565269 + ... + 22567528.

Almost surely, 2^51000060610 is an apocalyptic number.

51000060610 is a deficient number, since it is larger than the sum of its proper divisors (41612440886).

51000060610 is a wasteful number, since it uses less digits than its factorization.

51000060610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45132917.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 51000060610 its reverse (1606000015), we get a palindrome (52606060625).

The spelling of 51000060610 in words is "fifty-one billion, sixty thousand, six hundred ten".