6454122655 has 16 divisors (see below), whose sum is σ = 8072423424. Its totient is φ = 4948215840.

The previous prime is 6454122617. The next prime is 6454122671. The reversal of 6454122655 is 5562214546.

It is a happy number.

It is not a de Polignac number, because 6454122655 - 2¹⁹ = 6453598367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186169 + ... + 218098.

It is an arithmetic number, because the mean of its divisors is an integer number (504526464).

Almost surely, 2^6454122655 is an apocalyptic number.

6454122655 is a deficient number, since it is larger than the sum of its proper divisors (1618300769).

6454122655 is a wasteful number, since it uses less digits than its factorization.

6454122655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404406.

The product of its digits is 288000, while the sum is 40.

The square root of 6454122655 is about 80337.5544499582. The cubic root of 6454122655 is about 1861.8544974472.

The spelling of 6454122655 in words is "six billion, four hundred fifty-four million, one hundred twenty-two thousand, six hundred fifty-five".