1026216456 has 32 divisors (see below), whose sum is σ = 2589524640. Its totient is φ = 338874368.

The previous prime is 1026216449. The next prime is 1026216517. The reversal of 1026216456 is 6546126201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197241 + ... + 202376.

It is an arithmetic number, because the mean of its divisors is an integer number (80922645).

Almost surely, 2^1026216456 is an apocalyptic number.

It is an amenable number.

1026216456 is an abundant number, since it is smaller than the sum of its proper divisors (1563308184).

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

1026216456 is a wasteful number, since it uses less digits than its factorization.

1026216456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399733 (or 399729 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1026216456 is about 32034.6134048782. The cubic root of 1026216456 is about 1008.6635449031.

The spelling of 1026216456 in words is "one billion, twenty-six million, two hundred sixteen thousand, four hundred fifty-six".