51055032556050 has 48 divisors (see below), whose sum is σ = 126645542833152. Its totient is φ = 13611550392000.

The previous prime is 51055032556039. The next prime is 51055032556063. The reversal of 51055032556050 is 5065523055015.

It is a junction number, because it is equal to n+sod(n) for n = 51055032555993 and 51055032556011.

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, 38406226 + ... + 39713325.

It is an arithmetic number, because the mean of its divisors is an integer number (2638448809024).

Almost surely, 2^{51055032556050} is an apocalyptic number.

51055032556050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51055032556050 is an abundant number, since it is smaller than the sum of its proper divisors (75590510277102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51055032556050 is a wasteful number, since it uses less digits than its factorization.

51055032556050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78123923 (or 78123918 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 42.

The spelling of 51055032556050 in words is "fifty-one trillion, fifty-five billion, thirty-two million, five hundred fifty-six thousand, fifty".