516672654842 has 8 divisors (see below), whose sum is σ = 787714047732. Its totient is φ = 254101305600.

The previous prime is 516672654793. The next prime is 516672654863. The reversal of 516672654842 is 248456276615.

It can be written as a sum of positive squares in 2 ways, for example, as 516355779241 + 316875601 = 718579^2 + 17801^2 .

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

It is a super-2 number, since 2×516672654842² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2117510759 + ... + 2117511002.

Almost surely, 2^516672654842 is an apocalyptic number.

516672654842 is a deficient number, since it is larger than the sum of its proper divisors (271041392890).

516672654842 is a wasteful number, since it uses less digits than its factorization.

516672654842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235021824.

The product of its digits is 19353600, while the sum is 56.

The spelling of 516672654842 in words is "five hundred sixteen billion, six hundred seventy-two million, six hundred fifty-four thousand, eight hundred forty-two".