51326451652634 has 8 divisors (see below), whose sum is σ = 78627755723328. Its totient is φ = 25117199744860.

The previous prime is 51326451652633. The next prime is 51326451652687. The reversal of 51326451652634 is 43625615462315.

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

It is a super-3 number, since 3×51326451652634³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (51326451652633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273013040612 + ... + 273013040799.

It is an arithmetic number, because the mean of its divisors is an integer number (9828469465416).

Almost surely, 2^{51326451652634} is an apocalyptic number.

51326451652634 is a deficient number, since it is larger than the sum of its proper divisors (27301304070694).

51326451652634 is a wasteful number, since it uses less digits than its factorization.

51326451652634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546026081460.

The product of its digits is 15552000, while the sum is 53.

The spelling of 51326451652634 in words is "fifty-one trillion, three hundred twenty-six billion, four hundred fifty-one million, six hundred fifty-two thousand, six hundred thirty-four".