6445146546622 has 8 divisors (see below), whose sum is σ = 11048822651376. Its totient is φ = 2762205662832.

The previous prime is 6445146546617. The next prime is 6445146546661. The reversal of 6445146546622 is 2266456415446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6445146546622² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230183805223 + ... + 230183805250.

It is an arithmetic number, because the mean of its divisors is an integer number (1381102831422).

Almost surely, 2^{6445146546622} is an apocalyptic number.

6445146546622 is a deficient number, since it is larger than the sum of its proper divisors (4603676104754).

6445146546622 is a wasteful number, since it uses less digits than its factorization.

6445146546622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460367610482.

The product of its digits is 33177600, while the sum is 55.

The spelling of 6445146546622 in words is "six trillion, four hundred forty-five billion, one hundred forty-six million, five hundred forty-six thousand, six hundred twenty-two".