6443446154662 has 16 divisors (see below), whose sum is σ = 10545684379200. Its totient is φ = 2928321550440.

The previous prime is 6443446154657. The next prime is 6443446154729. The reversal of 6443446154662 is 2664516443446.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25753212 + ... + 26002207.

It is an arithmetic number, because the mean of its divisors is an integer number (659105273700).

Almost surely, 2^{6443446154662} is an apocalyptic number.

6443446154662 is a deficient number, since it is larger than the sum of its proper divisors (4102238224538).

6443446154662 is a wasteful number, since it uses less digits than its factorization.

6443446154662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51761091.

The product of its digits is 39813120, while the sum is 55.

The spelling of 6443446154662 in words is "six trillion, four hundred forty-three billion, four hundred forty-six million, one hundred fifty-four thousand, six hundred sixty-two".