51452442100516 has 18 divisors (see below), whose sum is σ = 90979609200018. Its totient is φ = 25461002257920.

The previous prime is 51452442100511. The next prime is 51452442100547. The reversal of 51452442100516 is 61500124425415.

It can be written as a sum of positive squares in 3 ways, for example, as 14714660416 + 51437727440100 = 121304^2 + 7172010^2 .

It is not an unprimeable number, because it can be changed into a prime (51452442100511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 683515905 + ... + 683591176.

Almost surely, 2^{51452442100516} is an apocalyptic number.

It is an amenable number.

51452442100516 is a deficient number, since it is larger than the sum of its proper divisors (39527167099502).

51452442100516 is a wasteful number, since it uses less digits than its factorization.

51452442100516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367107279 (or 1367107180 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

The spelling of 51452442100516 in words is "fifty-one trillion, four hundred fifty-two billion, four hundred forty-two million, one hundred thousand, five hundred sixteen".