6655550426 has 16 divisors (see below), whose sum is σ = 11411534400. Its totient is φ = 2851873920.

The previous prime is 6655550389. The next prime is 6655550453. The reversal of 6655550426 is 6240555566.

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, 46250 + ... + 124298.

It is an arithmetic number, because the mean of its divisors is an integer number (713220900).

Almost surely, 2^6655550426 is an apocalyptic number.

6655550426 is a deficient number, since it is larger than the sum of its proper divisors (4755983974).

6655550426 is a wasteful number, since it uses less digits than its factorization.

6655550426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84149.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The square root of 6655550426 is about 81581.5568986030. The cubic root of 6655550426 is about 1881.0253975026.

The spelling of 6655550426 in words is "six billion, six hundred fifty-five million, five hundred fifty thousand, four hundred twenty-six".