516344632643 has 8 divisors (see below), whose sum is σ = 621166475520. Its totient is φ = 419287370760.

The previous prime is 516344632633. The next prime is 516344632669. The reversal of 516344632643 is 346236443615.

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 516344632643 - 2³⁸ = 241466725699 is a prime.

It is a super-2 number, since 2×516344632643² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516344632603) 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, 1941145103 + ... + 1941145368.

It is an arithmetic number, because the mean of its divisors is an integer number (77645809440).

Almost surely, 2^516344632643 is an apocalyptic number.

516344632643 is a deficient number, since it is larger than the sum of its proper divisors (104821842877).

516344632643 is a wasteful number, since it uses less digits than its factorization.

516344632643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3882290497.

The product of its digits is 3732480, while the sum is 47.

The spelling of 516344632643 in words is "five hundred sixteen billion, three hundred forty-four million, six hundred thirty-two thousand, six hundred forty-three".