51016550610 has 32 divisors (see below), whose sum is σ = 122446634112. Its totient is φ = 13603645440.

The previous prime is 51016550509. The next prime is 51016550617. The reversal of 51016550610 is 1605561015.

It is a super-2 number, since 2×51016550610² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (51016550617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 666642 + ... + 739218.

It is an arithmetic number, because the mean of its divisors is an integer number (3826457316).

Almost surely, 2^51016550610 is an apocalyptic number.

51016550610 is an abundant number, since it is smaller than the sum of its proper divisors (71430083502).

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

51016550610 is a wasteful number, since it uses less digits than its factorization.

51016550610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96018.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 51016550610 in words is "fifty-one billion, sixteen million, five hundred fifty thousand, six hundred ten".