516807249040 has 40 divisors (see below), whose sum is σ = 1203248165760. Its totient is φ = 206435362176.

The previous prime is 516807249017. The next prime is 516807249043. The reversal of 516807249040 is 40942708615.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (516807249043) 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, 4434894 + ... + 4549933.

It is an arithmetic number, because the mean of its divisors is an integer number (30081204144).

Almost surely, 2^516807249040 is an apocalyptic number.

It is an amenable number.

516807249040 is an abundant number, since it is smaller than the sum of its proper divisors (686440916720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516807249040 is a wasteful number, since it uses less digits than its factorization.

516807249040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8985559 (or 8985553 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 516807249040 in words is "five hundred sixteen billion, eight hundred seven million, two hundred forty-nine thousand, forty".