6426291751 has 16 divisors (see below), whose sum is σ = 7109584416. Its totient is φ = 5760000000.

The previous prime is 6426291719. The next prime is 6426291761. The reversal of 6426291751 is 1571926246.

It is a 13-Lehmer number, since φ(6426291751) divides (6426291751-1)¹³.

It is a cyclic number.

It is not a de Polignac number, because 6426291751 - 2⁵ = 6426291719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6426291698 and 6426291707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426291761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255751 + ... + 279751.

It is an arithmetic number, because the mean of its divisors is an integer number (444349026).

Almost surely, 2^6426291751 is an apocalyptic number.

6426291751 is the 35851-st centered decagonal number.

6426291751 is a deficient number, since it is larger than the sum of its proper divisors (683292665).

6426291751 is a wasteful number, since it uses less digits than its factorization.

6426291751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24354.

The product of its digits is 181440, while the sum is 43.

The square root of 6426291751 is about 80164.1550257969. The cubic root of 6426291751 is about 1859.1744660999.

The spelling of 6426291751 in words is "six billion, four hundred twenty-six million, two hundred ninety-one thousand, seven hundred fifty-one".