511412450 has 48 divisors (see below), whose sum is σ = 971187840. Its totient is φ = 200315520.

The previous prime is 511412449. The next prime is 511412453. The reversal of 511412450 is 54214115.

It is not an unprimeable number, because it can be changed into a prime (511412453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 609131 + ... + 609969.

It is an arithmetic number, because the mean of its divisors is an integer number (20233080).

Almost surely, 2^511412450 is an apocalyptic number.

511412450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

511412450 is a deficient number, since it is larger than the sum of its proper divisors (459775390).

511412450 is a wasteful number, since it uses less digits than its factorization.

511412450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091 (or 1086 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 511412450 is about 22614.4301276862. The cubic root of 511412450 is about 799.6938672434.

Adding to 511412450 its reverse (54214115), we get a palindrome (565626565).

The spelling of 511412450 in words is "five hundred eleven million, four hundred twelve thousand, four hundred fifty".