511030436642 has 32 divisors (see below), whose sum is σ = 838249378560. Its totient is φ = 231726654720.

The previous prime is 511030436641. The next prime is 511030436659. The reversal of 511030436642 is 246634030115.

It is a super-2 number, since 2×511030436642² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (511030436641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18942359 + ... + 18969317.

It is an arithmetic number, because the mean of its divisors is an integer number (26195293080).

Almost surely, 2^511030436642 is an apocalyptic number.

511030436642 is a deficient number, since it is larger than the sum of its proper divisors (327218941918).

511030436642 is a wasteful number, since it uses less digits than its factorization.

511030436642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29018.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 511030436642 its reverse (246634030115), we get a palindrome (757664466757).

The spelling of 511030436642 in words is "five hundred eleven billion, thirty million, four hundred thirty-six thousand, six hundred forty-two".