51326055654502 has 8 divisors (see below), whose sum is σ = 76995229370976. Its totient is φ = 25660979197512.

The previous prime is 51326055654487. The next prime is 51326055654509. The reversal of 51326055654502 is 20545655062315.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51326055654509) 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, 1024283553 + ... + 1024333660.

It is an arithmetic number, because the mean of its divisors is an integer number (9624403671372).

Almost surely, 2^{51326055654502} is an apocalyptic number.

51326055654502 is a deficient number, since it is larger than the sum of its proper divisors (25669173716474).

51326055654502 is a wasteful number, since it uses less digits than its factorization.

51326055654502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048629742.

The product of its (nonzero) digits is 5400000, while the sum is 49.

The spelling of 51326055654502 in words is "fifty-one trillion, three hundred twenty-six billion, fifty-five million, six hundred fifty-four thousand, five hundred two".