516451004 has 12 divisors (see below), whose sum is σ = 904642200. Its totient is φ = 257981808.

The previous prime is 516451003. The next prime is 516451031. The reversal of 516451004 is 400154615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516451003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56114 + ... + 64665.

It is an arithmetic number, because the mean of its divisors is an integer number (75386850).

Almost surely, 2^516451004 is an apocalyptic number.

It is an amenable number.

516451004 is a deficient number, since it is larger than the sum of its proper divisors (388191196).

516451004 is a wasteful number, since it uses less digits than its factorization.

516451004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121852 (or 121850 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 516451004 is about 22725.5583869792. The cubic root of 516451004 is about 802.3115457623.

The spelling of 516451004 in words is "five hundred sixteen million, four hundred fifty-one thousand, four".