51105533575750 has 16 divisors (see below), whose sum is σ = 95669558854272. Its totient is φ = 20442213430200.

The previous prime is 51105533575721. The next prime is 51105533575763. The reversal of 51105533575750 is 5757533550115.

It is a super-2 number, since 2×51105533575750² (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 7 ways as a sum of consecutive naturals, for example, 102211066902 + ... + 102211067401.

It is an arithmetic number, because the mean of its divisors is an integer number (5979347428392).

Almost surely, 2^{51105533575750} is an apocalyptic number.

51105533575750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51105533575750 is a deficient number, since it is larger than the sum of its proper divisors (44564025278522).

51105533575750 is a wasteful number, since it uses less digits than its factorization.

51105533575750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204422134320 (or 204422134310 counting only the distinct ones).

The product of its (nonzero) digits is 6890625, while the sum is 52.

The spelling of 51105533575750 in words is "fifty-one trillion, one hundred five billion, five hundred thirty-three million, five hundred seventy-five thousand, seven hundred fifty".