516400653 has 8 divisors (see below), whose sum is σ = 729036288. Its totient is φ = 324016064.

The previous prime is 516400649. The next prime is 516400667. The reversal of 516400653 is 356004615.

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 516400653 - 2² = 516400649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516400653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516400673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5062701 + ... + 5062802.

It is an arithmetic number, because the mean of its divisors is an integer number (91129536).

Almost surely, 2^516400653 is an apocalyptic number.

It is an amenable number.

516400653 is a deficient number, since it is larger than the sum of its proper divisors (212635635).

516400653 is a wasteful number, since it uses less digits than its factorization.

516400653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10125523.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 516400653 is about 22724.4505544139. The cubic root of 516400653 is about 802.2854713292.

The spelling of 516400653 in words is "five hundred sixteen million, four hundred thousand, six hundred fifty-three".