16583447054 has 4 divisors (see below), whose sum is σ = 24875170584. Its totient is φ = 8291723526.

The previous prime is 16583447047. The next prime is 16583447081. The reversal of 16583447054 is 45074438561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45074438561 = 1453 ⋅31021637.

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, 4145861762 + ... + 4145861765.

It is an arithmetic number, because the mean of its divisors is an integer number (6218792646).

Almost surely, 2^16583447054 is an apocalyptic number.

16583447054 is a deficient number, since it is larger than the sum of its proper divisors (8291723530).

16583447054 is an equidigital number, since it uses as much as digits as its factorization.

16583447054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8291723529.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 16583447054 in words is "sixteen billion, five hundred eighty-three million, four hundred forty-seven thousand, fifty-four".