516154745 has 8 divisors (see below), whose sum is σ = 619569216. Its totient is φ = 412801456.

The previous prime is 516154721. The next prime is 516154759. The reversal of 516154745 is 547451615.

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 516154745 - 2²⁸ = 247719289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 516154699 and 516154708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5954 + ... + 32676.

It is an arithmetic number, because the mean of its divisors is an integer number (77446152).

Almost surely, 2^516154745 is an apocalyptic number.

It is an amenable number.

516154745 is a deficient number, since it is larger than the sum of its proper divisors (103414471).

516154745 is a wasteful number, since it uses less digits than its factorization.

516154745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30591.

The product of its digits is 84000, while the sum is 38.

The square root of 516154745 is about 22719.0392622575. The cubic root of 516154745 is about 802.1581026935.

The spelling of 516154745 in words is "five hundred sixteen million, one hundred fifty-four thousand, seven hundred forty-five".