511316436044 has 24 divisors (see below), whose sum is σ = 915958317120. Its totient is φ = 249618542544.

The previous prime is 511316436041. The next prime is 511316436061. The reversal of 511316436044 is 440634613115.

It is a super-2 number, since 2×511316436044² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511316435989 and 511316436007.

It is not an unprimeable number, because it can be changed into a prime (511316436041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 101654 + ... + 1016349.

It is an arithmetic number, because the mean of its divisors is an integer number (38164929880).

Almost surely, 2^511316436044 is an apocalyptic number.

It is an amenable number.

511316436044 is a deficient number, since it is larger than the sum of its proper divisors (404641881076).

511316436044 is a wasteful number, since it uses less digits than its factorization.

511316436044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120709 (or 1120707 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 511316436044 in words is "five hundred eleven billion, three hundred sixteen million, four hundred thirty-six thousand, forty-four".