511051056 has 80 divisors (see below), whose sum is σ = 1396339200. Its totient is φ = 160614144.

The previous prime is 511050997. The next prime is 511051081. The reversal of 511051056 is 650150115.

It is a super-2 number, since 2×511051056² = 522346363677430272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 15 ways as a sum of consecutive naturals, for example, 207625 + ... + 210071.

It is an arithmetic number, because the mean of its divisors is an integer number (17454240).

Almost surely, 2^511051056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 511051056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (698169600).

511051056 is an abundant number, since it is smaller than the sum of its proper divisors (885288144).

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

511051056 is a wasteful number, since it uses less digits than its factorization.

511051056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706 (or 2700 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 511051056 is about 22606.4383749409. The cubic root of 511051056 is about 799.5054526750.

The spelling of 511051056 in words is "five hundred eleven million, fifty-one thousand, fifty-six".