8400544126 has 16 divisors (see below), whose sum is σ = 13645090368. Its totient is φ = 3855751200.

The previous prime is 8400544111. The next prime is 8400544177. The reversal of 8400544126 is 6214450048.

It is a super-2 number, since 2×8400544126² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8400544091 and 8400544100.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 887830 + ... + 897241.

It is an arithmetic number, because the mean of its divisors is an integer number (852818148).

Almost surely, 2^8400544126 is an apocalyptic number.

8400544126 is a deficient number, since it is larger than the sum of its proper divisors (5244546242).

8400544126 is a wasteful number, since it uses less digits than its factorization.

8400544126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785267.

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 8400544126 is about 91654.4823017402. The cubic root of 8400544126 is about 2032.8366053553.

The spelling of 8400544126 in words is "eight billion, four hundred million, five hundred forty-four thousand, one hundred twenty-six".