516342805 has 16 divisors (see below), whose sum is σ = 682639488. Its totient is φ = 371800000.

The previous prime is 516342779. The next prime is 516342823. The reversal of 516342805 is 508243615.

It is not a de Polignac number, because 516342805 - 2⁷ = 516342677 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, 40921 + ... + 52030.

It is an arithmetic number, because the mean of its divisors is an integer number (42664968).

Almost surely, 2^516342805 is an apocalyptic number.

516342805 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

516342805 is a deficient number, since it is larger than the sum of its proper divisors (166296683).

516342805 is a wasteful number, since it uses less digits than its factorization.

516342805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93068.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 516342805 is about 22723.1777047137. The cubic root of 516342805 is about 802.2555124573.

The spelling of 516342805 in words is "five hundred sixteen million, three hundred forty-two thousand, eight hundred five".