51060556105550 has 48 divisors (see below), whose sum is σ = 96313597928064. Its totient is φ = 20135863020000.

The previous prime is 51060556105541. The next prime is 51060556105571. The reversal of 51060556105550 is 5550165506015.

It is a congruent number.

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, 109572545 + ... + 110037555.

It is an arithmetic number, because the mean of its divisors is an integer number (2006533290168).

Almost surely, 2^{51060556105550} is an apocalyptic number.

51060556105550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51060556105550 is a deficient number, since it is larger than the sum of its proper divisors (45253041822514).

51060556105550 is a wasteful number, since it uses less digits than its factorization.

51060556105550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496025 (or 496020 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 44.

The spelling of 51060556105550 in words is "fifty-one trillion, sixty billion, five hundred fifty-six million, one hundred five thousand, five hundred fifty".