1010556426 has 32 divisors (see below), whose sum is σ = 2223089856. Its totient is φ = 306226800.

The previous prime is 1010556413. The next prime is 1010556431. The reversal of 1010556426 is 6246550101.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1010556393 and 1010556402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55285 + ... + 71256.

It is an arithmetic number, because the mean of its divisors is an integer number (69471558).

Almost surely, 2^1010556426 is an apocalyptic number.

1010556426 is an abundant number, since it is smaller than the sum of its proper divisors (1212533430).

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

1010556426 is a wasteful number, since it uses less digits than its factorization.

1010556426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126579 (or 126557 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1010556426 is about 31789.2501641671. The cubic root of 1010556426 is about 1003.5064987617.

The spelling of 1010556426 in words is "one billion, ten million, five hundred fifty-six thousand, four hundred twenty-six".