51704613016 has 40 divisors (see below), whose sum is σ = 113097153420. Its totient is φ = 22159111632.

The previous prime is 51704613013. The next prime is 51704613047. The reversal of 51704613016 is 61031640715.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51704613013) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1326706 + ... + 1365121.

Almost surely, 2^51704613016 is an apocalyptic number.

51704613016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

51704613016 is an abundant number, since it is smaller than the sum of its proper divisors (61392540404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51704613016 is an equidigital number, since it uses as much as digits as its factorization.

51704613016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2691861 (or 2691836 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 51704613016 in words is "fifty-one billion, seven hundred four million, six hundred thirteen thousand, sixteen".