6474256522 has 16 divisors (see below), whose sum is σ = 10407503232. Its totient is φ = 3012696720.

The previous prime is 6474256519. The next prime is 6474256567. The reversal of 6474256522 is 2256524746.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1900254 + ... + 1903657.

It is an arithmetic number, because the mean of its divisors is an integer number (650468952).

Almost surely, 2^6474256522 is an apocalyptic number.

6474256522 is a deficient number, since it is larger than the sum of its proper divisors (3933246710).

6474256522 is a wasteful number, since it uses less digits than its factorization.

6474256522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803973.

The product of its digits is 806400, while the sum is 43.

The square root of 6474256522 is about 80462.7648170258. The cubic root of 6474256522 is about 1863.7885283634.

The spelling of 6474256522 in words is "six billion, four hundred seventy-four million, two hundred fifty-six thousand, five hundred twenty-two".