511316040 has 32 divisors (see below), whose sum is σ = 1533948480. Its totient is φ = 136350912.

The previous prime is 511316027. The next prime is 511316041. The reversal of 511316040 is 40613115.

It is a super-2 number, since 2×511316040² = 522888185522563200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511315998 and 511316016.

It is not an unprimeable number, because it can be changed into a prime (511316041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2130364 + ... + 2130603.

It is an arithmetic number, because the mean of its divisors is an integer number (47935890).

Almost surely, 2^511316040 is an apocalyptic number.

It is an amenable number.

511316040 is an abundant number, since it is smaller than the sum of its proper divisors (1022632440).

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

511316040 is a wasteful number, since it uses less digits than its factorization.

511316040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4260981 (or 4260977 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 511316040 is about 22612.2984236455. The cubic root of 511316040 is about 799.6436120915.

Adding to 511316040 its reverse (40613115), we get a palindrome (551929155).

The spelling of 511316040 in words is "five hundred eleven million, three hundred sixteen thousand, forty".