51061554261050 has 48 divisors (see below), whose sum is σ = 95034140497152. Its totient is φ = 20411797598400.

The previous prime is 51061554261017. The next prime is 51061554261071. The reversal of 51061554261050 is 5016245516015.

It is a junction number, because it is equal to n+sod(n) for n = 51061554260989 and 51061554261007.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 588827195 + ... + 588913905.

It is an arithmetic number, because the mean of its divisors is an integer number (1979877927024).

Almost surely, 2^{51061554261050} is an apocalyptic number.

51061554261050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51061554261050 is a deficient number, since it is larger than the sum of its proper divisors (43972586236102).

51061554261050 is a wasteful number, since it uses less digits than its factorization.

51061554261050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93983 (or 93978 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 41.

Adding to 51061554261050 its reverse (5016245516015), we get a palindrome (56077799777065).

The spelling of 51061554261050 in words is "fifty-one trillion, sixty-one billion, five hundred fifty-four million, two hundred sixty-one thousand, fifty".