6451244055 has 32 divisors (see below), whose sum is σ = 11528349120. Its totient is φ = 3422822400.

The previous prime is 6451244053. The next prime is 6451244089. The reversal of 6451244055 is 5504421546.

6451244055 is a `hidden beast` number, since 645 + 1 + 2 + 4 + 4 + 0 + 5 + 5 = 666.

It is not a de Polignac number, because 6451244055 - 2¹ = 6451244053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6451244053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97746 + ... + 149855.

It is an arithmetic number, because the mean of its divisors is an integer number (360260910).

Almost surely, 2^6451244055 is an apocalyptic number.

6451244055 is a deficient number, since it is larger than the sum of its proper divisors (5077105065).

6451244055 is a wasteful number, since it uses less digits than its factorization.

6451244055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247808 (or 247802 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 6451244055 is about 80319.6367957425. The cubic root of 6451244055 is about 1861.5776546889.

The spelling of 6451244055 in words is "six billion, four hundred fifty-one million, two hundred forty-four thousand, fifty-five".