516791167954 has 8 divisors (see below), whose sum is σ = 775195230348. Its totient is φ = 258392757840.

The previous prime is 516791167943. The next prime is 516791167961. The reversal of 516791167954 is 459761197615.

It can be written as a sum of positive squares in 2 ways, for example, as 506524007025 + 10267160929 = 711705^2 + 101327^2 .

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

It is a super-2 number, since 2×516791167954² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 516791167892 and 516791167901.

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, 1176577 + ... + 1554964.

Almost surely, 2^516791167954 is an apocalyptic number.

516791167954 is a deficient number, since it is larger than the sum of its proper divisors (258404062394).

516791167954 is a wasteful number, since it uses less digits than its factorization.

516791167954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826140.

The product of its digits is 14288400, while the sum is 61.

The spelling of 516791167954 in words is "five hundred sixteen billion, seven hundred ninety-one million, one hundred sixty-seven thousand, nine hundred fifty-four".