51001354543133 has 8 divisors (see below), whose sum is σ = 53172101096928. Its totient is φ = 48875365650384.

The previous prime is 51001354543129. The next prime is 51001354543177. The reversal of 51001354543133 is 33134545310015.

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

It is a cyclic number.

It is not a de Polignac number, because 51001354543133 - 2² = 51001354543129 is a prime.

It is a super-2 number, since 2×51001354543133² (a number of 28 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 (51001354543193) 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, 11189412935 + ... + 11189417492.

It is an arithmetic number, because the mean of its divisors is an integer number (6646512637116).

Almost surely, 2^{51001354543133} is an apocalyptic number.

51001354543133 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

51001354543133 is a deficient number, since it is larger than the sum of its proper divisors (2170746553795).

51001354543133 is a wasteful number, since it uses less digits than its factorization.

51001354543133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22378830523.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 51001354543133 its reverse (33134545310015), we get a palindrome (84135899853148).

The spelling of 51001354543133 in words is "fifty-one trillion, one billion, three hundred fifty-four million, five hundred forty-three thousand, one hundred thirty-three".