6266401255842 has 128 divisors (see below), whose sum is σ = 15533486707200. Its totient is φ = 1641091829760.

The previous prime is 6266401255841. The next prime is 6266401255859. The reversal of 6266401255842 is 2485521046626.

It is not an unprimeable number, because it can be changed into a prime (6266401255841) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45855288 + ... + 45991740.

It is an arithmetic number, because the mean of its divisors is an integer number (121355364900).

Almost surely, 2^{6266401255842} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6266401255842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7766743353600).

6266401255842 is an abundant number, since it is smaller than the sum of its proper divisors (9267085451358).

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

6266401255842 is a wasteful number, since it uses less digits than its factorization.

6266401255842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137068.

The product of its (nonzero) digits is 5529600, while the sum is 51.

The spelling of 6266401255842 in words is "six trillion, two hundred sixty-six billion, four hundred one million, two hundred fifty-five thousand, eight hundred forty-two".