511340302124 has 6 divisors (see below), whose sum is σ = 894845528724. Its totient is φ = 255670151060.

The previous prime is 511340302103. The next prime is 511340302141. The reversal of 511340302124 is 421203043115.

It is a happy number.

It is a super-2 number, since 2×511340302124² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511340302093 and 511340302102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63917537762 + ... + 63917537769.

It is an arithmetic number, because the mean of its divisors is an integer number (149140921454).

Almost surely, 2^511340302124 is an apocalyptic number.

It is an amenable number.

511340302124 is a deficient number, since it is larger than the sum of its proper divisors (383505226600).

511340302124 is a wasteful number, since it uses less digits than its factorization.

511340302124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127835075535 (or 127835075533 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 511340302124 its reverse (421203043115), we get a palindrome (932543345239).

The spelling of 511340302124 in words is "five hundred eleven billion, three hundred forty million, three hundred two thousand, one hundred twenty-four".