511048464 has 40 divisors (see below), whose sum is σ = 1350916512. Its totient is φ = 166387200.

The previous prime is 511048459. The next prime is 511048481. The reversal of 511048464 is 464840115.

It is a super-2 number, since 2×511048464² = 522341065113518592, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 121737 + ... + 125864.

Almost surely, 2^511048464 is an apocalyptic number.

It is an amenable number.

511048464 is an abundant number, since it is smaller than the sum of its proper divisors (839868048).

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

511048464 is a wasteful number, since it uses less digits than its factorization.

511048464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247655 (or 247649 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 511048464 is about 22606.3810460675. The cubic root of 511048464 is about 799.5041010021.

Adding to 511048464 its reverse (464840115), we get a palindrome (975888579).

The spelling of 511048464 in words is "five hundred eleven million, forty-eight thousand, four hundred sixty-four".