16446649277004 has 48 divisors (see below), whose sum is σ = 39317112132480. Its totient is φ = 5347740703360.

The previous prime is 16446649276933. The next prime is 16446649277011. The reversal of 16446649277004 is 40077294664461.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1072087 + ... + 5834609.

It is an arithmetic number, because the mean of its divisors is an integer number (819106502760).

Almost surely, 2^{16446649277004} is an apocalyptic number.

It is an amenable number.

16446649277004 is an abundant number, since it is smaller than the sum of its proper divisors (22870462855476).

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

16446649277004 is a wasteful number, since it uses less digits than its factorization.

16446649277004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4769590 (or 4769588 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 60.

The spelling of 16446649277004 in words is "sixteen trillion, four hundred forty-six billion, six hundred forty-nine million, two hundred seventy-seven thousand, four".