51244511150 has 144 divisors (see below), whose sum is σ = 113054299776. Its totient is φ = 17226982080.

The previous prime is 51244511147. The next prime is 51244511159. The reversal of 51244511150 is 5111544215.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51244511159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 43170857 + ... + 43172043.

It is an arithmetic number, because the mean of its divisors is an integer number (785099304).

Almost surely, 2^51244511150 is an apocalyptic number.

51244511150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51244511150 is an abundant number, since it is smaller than the sum of its proper divisors (61809788626).

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

51244511150 is a wasteful number, since it uses less digits than its factorization.

51244511150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543 (or 1531 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 29.

The spelling of 51244511150 in words is "fifty-one billion, two hundred forty-four million, five hundred eleven thousand, one hundred fifty".