51651004641433 has 8 divisors (see below), whose sum is σ = 51807553087136. Its totient is φ = 51494459227200.

The previous prime is 51651004641419. The next prime is 51651004641463. The reversal of 51651004641433 is 33414640015615.

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 51651004641433 - 2²⁹ = 51650467770521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51651004641433.

It is not an unprimeable number, because it can be changed into a prime (51651004641413) 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, 36078910 + ... + 37483192.

It is an arithmetic number, because the mean of its divisors is an integer number (6475944135892).

Almost surely, 2^{51651004641433} is an apocalyptic number.

It is an amenable number.

51651004641433 is a deficient number, since it is larger than the sum of its proper divisors (156548445703).

51651004641433 is a wasteful number, since it uses less digits than its factorization.

51651004641433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515735.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 51651004641433 in words is "fifty-one trillion, six hundred fifty-one billion, four million, six hundred forty-one thousand, four hundred thirty-three".