51241183008 has 24 divisors (see below), whose sum is σ = 134508105648.
Its totient is φ = 17080394304.
The previous prime is 51241183001. The next prime is 51241183057. The reversal of 51241183008 is 80038114215.
It is a tau number, because it is divible by the number of its divisors (24).
It is a self number, because there is not a number n which added to its sum of digits gives 51241183008.
It is not an unprimeable number, because it can be changed into a prime (51241183001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266881066 + ... + 266881257.
It is an arithmetic number, because the mean of its divisors is an integer number (5604504402).
Almost surely, 251241183008 is an apocalyptic number.
It is an amenable number.
51241183008 is an abundant number, since it is smaller than the sum of its proper divisors (83266922640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51241183008 is a wasteful number, since it uses less digits than its factorization.
51241183008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533762336 (or 533762328 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 33.
The spelling of 51241183008 in words is "fifty-one billion, two hundred forty-one million, one hundred eighty-three thousand, eight".