516950645 has 16 divisors (see below), whose sum is σ = 656439552. Its totient is φ = 390001920.

The previous prime is 516950597. The next prime is 516950653. The reversal of 516950645 is 546059615.

It is not a de Polignac number, because 516950645 - 2²⁶ = 449841781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23492 + ... + 39821.

It is an arithmetic number, because the mean of its divisors is an integer number (41027472).

Almost surely, 2^516950645 is an apocalyptic number.

It is an amenable number.

516950645 is a deficient number, since it is larger than the sum of its proper divisors (139488907).

516950645 is a wasteful number, since it uses less digits than its factorization.

516950645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63412.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 516950645 is about 22736.5486606917. The cubic root of 516950645 is about 802.5701947184.

The spelling of 516950645 in words is "five hundred sixteen million, nine hundred fifty thousand, six hundred forty-five".