511030442613 has 8 divisors (see below), whose sum is σ = 691543683808. Its totient is φ = 335602081584.

The previous prime is 511030442599. The next prime is 511030442621. The reversal of 511030442613 is 316244030115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 511030442613 - 2⁵ = 511030442581 is a prime.

It is a super-2 number, since 2×511030442613² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511030449613) 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, 1271219806 + ... + 1271220207.

It is an arithmetic number, because the mean of its divisors is an integer number (86442960476).

Almost surely, 2^511030442613 is an apocalyptic number.

It is an amenable number.

511030442613 is a deficient number, since it is larger than the sum of its proper divisors (180513241195).

511030442613 is a wasteful number, since it uses less digits than its factorization.

511030442613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542440083.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 511030442613 its reverse (316244030115), we get a palindrome (827274472728).

The spelling of 511030442613 in words is "five hundred eleven billion, thirty million, four hundred forty-two thousand, six hundred thirteen".