516146132045 has 8 divisors (see below), whose sum is σ = 631061686296. Its totient is φ = 405126020416.

The previous prime is 516146132041. The next prime is 516146132063. The reversal of 516146132045 is 540231641615.

It can be written as a sum of positive squares in 4 ways, for example, as 2546009764 + 513600122281 = 50458^2 + 716659^2 .

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 516146132045 - 2² = 516146132041 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516146132041) 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, 973860362 + ... + 973860891.

It is an arithmetic number, because the mean of its divisors is an integer number (78882710787).

Almost surely, 2^516146132045 is an apocalyptic number.

It is an amenable number.

516146132045 is a deficient number, since it is larger than the sum of its proper divisors (114915554251).

516146132045 is a wasteful number, since it uses less digits than its factorization.

516146132045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947721311.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 516146132045 in words is "five hundred sixteen billion, one hundred forty-six million, one hundred thirty-two thousand, forty-five".