51441503143 has 8 divisors (see below), whose sum is σ = 52249443968. Its totient is φ = 50634743544.

The previous prime is 51441503119. The next prime is 51441503159. The reversal of 51441503143 is 34130514415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51441503143 is a prime.

It is a super-2 number, since 2×51441503143² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51441503843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207321 + ... + 381922.

It is an arithmetic number, because the mean of its divisors is an integer number (6531180496).

Almost surely, 2^51441503143 is an apocalyptic number.

51441503143 is a deficient number, since it is larger than the sum of its proper divisors (807940825).

51441503143 is a wasteful number, since it uses less digits than its factorization.

51441503143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590613.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 51441503143 in words is "fifty-one billion, four hundred forty-one million, five hundred three thousand, one hundred forty-three".