516605001 has 48 divisors (see below), whose sum is σ = 796001472. Its totient is φ = 295504000.

The previous prime is 516604999. The next prime is 516605009. The reversal of 516605001 is 100506615.

It is not a de Polignac number, because 516605001 - 2¹ = 516604999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516605009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1763011 + ... + 1763303.

It is an arithmetic number, because the mean of its divisors is an integer number (16583364).

Almost surely, 2^516605001 is an apocalyptic number.

It is an amenable number.

516605001 is a deficient number, since it is larger than the sum of its proper divisors (279396471).

516605001 is a wasteful number, since it uses less digits than its factorization.

516605001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 516605001 is about 22728.9463240160. The cubic root of 516605001 is about 802.3912831054.

The spelling of 516605001 in words is "five hundred sixteen million, six hundred five thousand, one".