6616443532054 has 4 divisors (see below), whose sum is σ = 9924665298084. Its totient is φ = 3308221766026.

The previous prime is 6616443532037. The next prime is 6616443532073. The reversal of 6616443532054 is 4502353446166.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 6616443531989 and 6616443532007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1654110883012 + ... + 1654110883015.

It is an arithmetic number, because the mean of its divisors is an integer number (2481166324521).

Almost surely, 2^{6616443532054} is an apocalyptic number.

6616443532054 is a deficient number, since it is larger than the sum of its proper divisors (3308221766030).

6616443532054 is a wasteful number, since it uses less digits than its factorization.

6616443532054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3308221766029.

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 6616443532054 in words is "six trillion, six hundred sixteen billion, four hundred forty-three million, five hundred thirty-two thousand, fifty-four".