1056505416 has 16 divisors (see below), whose sum is σ = 2641263600. Its totient is φ = 352168464.

The previous prime is 1056505397. The next prime is 1056505427. The reversal of 1056505416 is 6145056501.

It is a super-2 number, since 2×1056505416² = 2232407388074666112, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

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 3 ways as a sum of consecutive naturals, for example, 22010506 + ... + 22010553.

It is an arithmetic number, because the mean of its divisors is an integer number (165078975).

Almost surely, 2^1056505416 is an apocalyptic number.

It is an amenable number.

1056505416 is an abundant number, since it is smaller than the sum of its proper divisors (1584758184).

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

1056505416 is a wasteful number, since it uses less digits than its factorization.

1056505416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44021068 (or 44021064 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 1056505416 is about 32503.9292394012. The cubic root of 1056505416 is about 1018.4911100165.

The spelling of 1056505416 in words is "one billion, fifty-six million, five hundred five thousand, four hundred sixteen".