51755540150 has 24 divisors (see below), whose sum is σ = 96533486640. Its totient is φ = 20644542560.

The previous prime is 51755540117. The next prime is 51755540153. The reversal of 51755540150 is 5104555715.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51755540153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1423709 + ... + 1459608.

It is an arithmetic number, because the mean of its divisors is an integer number (4022228610).

Almost surely, 2^51755540150 is an apocalyptic number.

51755540150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51755540150 is a deficient number, since it is larger than the sum of its proper divisors (44777946490).

51755540150 is a wasteful number, since it uses less digits than its factorization.

51755540150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883688 (or 2883683 counting only the distinct ones).

The product of its (nonzero) digits is 87500, while the sum is 38.

The spelling of 51755540150 in words is "fifty-one billion, seven hundred fifty-five million, five hundred forty thousand, one hundred fifty".