2621684573416 has 16 divisors (see below), whose sum is σ = 4915675800000. Its totient is φ = 1310837693424.

The previous prime is 2621684573393. The next prime is 2621684573447. The reversal of 2621684573416 is 6143754861262.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3930831 + ... + 4549153.

It is an arithmetic number, because the mean of its divisors is an integer number (307229737500).

Almost surely, 2^{2621684573416} is an apocalyptic number.

It is an amenable number.

2621684573416 is a deficient number, since it is larger than the sum of its proper divisors (2293991226584).

2621684573416 is a wasteful number, since it uses less digits than its factorization.

2621684573416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148328 (or 1148324 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 55.

The spelling of 2621684573416 in words is "two trillion, six hundred twenty-one billion, six hundred eighty-four million, five hundred seventy-three thousand, four hundred sixteen".