51510551116150 has 48 divisors (see below), whose sum is σ = 109514202142464. Its totient is φ = 17657939774880.

The previous prime is 51510551116133. The next prime is 51510551116201. The reversal of 51510551116150 is 5161115501515.

It is a happy number.

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, 9557352 + ... + 13941451.

It is an arithmetic number, because the mean of its divisors is an integer number (2281545877968).

Almost surely, 2^{51510551116150} is an apocalyptic number.

51510551116150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51510551116150 is an abundant number, since it is smaller than the sum of its proper divisors (58003651026314).

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

51510551116150 is a wasteful number, since it uses less digits than its factorization.

51510551116150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23505085 (or 23505080 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 37.

Adding to 51510551116150 its reverse (5161115501515), we get a palindrome (56671666617665).

The spelling of 51510551116150 in words is "fifty-one trillion, five hundred ten billion, five hundred fifty-one million, one hundred sixteen thousand, one hundred fifty".