6662257146 has 24 divisors (see below), whose sum is σ = 14442049440. Its totient is φ = 2219651016.

The previous prime is 6662257139. The next prime is 6662257171. The reversal of 6662257146 is 6417522666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54060 + ... + 127463.

It is an arithmetic number, because the mean of its divisors is an integer number (601752060).

Almost surely, 2^6662257146 is an apocalyptic number.

6662257146 is an abundant number, since it is smaller than the sum of its proper divisors (7779792294).

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

6662257146 is a wasteful number, since it uses less digits than its factorization.

6662257146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183570 (or 183567 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 6662257146 is about 81622.6509371020. The cubic root of 6662257146 is about 1881.6570144598.

The spelling of 6662257146 in words is "six billion, six hundred sixty-two million, two hundred fifty-seven thousand, one hundred forty-six".