516004154644 has 48 divisors (see below), whose sum is σ = 989113466880. Its totient is φ = 233592737760.

The previous prime is 516004154593. The next prime is 516004154669. The reversal of 516004154644 is 446451400615.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 516004154597 and 516004154606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17261799 + ... + 17291665.

It is an arithmetic number, because the mean of its divisors is an integer number (20606530560).

Almost surely, 2^516004154644 is an apocalyptic number.

It is an amenable number.

516004154644 is a deficient number, since it is larger than the sum of its proper divisors (473109312236).

516004154644 is a wasteful number, since it uses less digits than its factorization.

516004154644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31468 (or 31466 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 516004154644 in words is "five hundred sixteen billion, four million, one hundred fifty-four thousand, six hundred forty-four".