51346653 has 8 divisors (see below), whose sum is σ = 68583168. Its totient is φ = 34170624.

The previous prime is 51346643. The next prime is 51346657. The reversal of 51346653 is 35664315.

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

It is not a de Polignac number, because 51346653 - 2¹⁰ = 51345629 is a prime.

It is a super-3 number, since 3×51346653³ (a number of 24 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51346657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13101 + ... + 16562.

It is an arithmetic number, because the mean of its divisors is an integer number (8572896).

Almost surely, 2^51346653 is an apocalyptic number.

It is an amenable number.

51346653 is a deficient number, since it is larger than the sum of its proper divisors (17236515).

51346653 is a wasteful number, since it uses less digits than its factorization.

51346653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30243.

The product of its digits is 32400, while the sum is 33.

The square root of 51346653 is about 7165.6578902429. The cubic root of 51346653 is about 371.6813015032.

The spelling of 51346653 in words is "fifty-one million, three hundred forty-six thousand, six hundred fifty-three".