51050055060550 has 96 divisors (see below), whose sum is σ = 116881190500032. Its totient is φ = 16154311956480.

The previous prime is 51050055060541. The next prime is 51050055060619. The reversal of 51050055060550 is 5506055005015.

It is a super-2 number, since 2×51050055060550² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32990994 + ... + 34503706.

It is an arithmetic number, because the mean of its divisors is an integer number (1217512401042).

Almost surely, 2^{51050055060550} is an apocalyptic number.

51050055060550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51050055060550 is an abundant number, since it is smaller than the sum of its proper divisors (65831135439482).

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

51050055060550 is a wasteful number, since it uses less digits than its factorization.

51050055060550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520162 (or 1520157 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 51050055060550 in words is "fifty-one trillion, fifty billion, fifty-five million, sixty thousand, five hundred fifty".