511340450102 has 24 divisors (see below), whose sum is σ = 814847418840. Its totient is φ = 240611765760.

The previous prime is 511340450087. The next prime is 511340450107. The reversal of 511340450102 is 201054043115.

It is a super-2 number, since 2×511340450102² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511340450107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9545549 + ... + 9598967.

It is an arithmetic number, because the mean of its divisors is an integer number (33951975785).

Almost surely, 2^511340450102 is an apocalyptic number.

511340450102 is a deficient number, since it is larger than the sum of its proper divisors (303506968738).

511340450102 is a wasteful number, since it uses less digits than its factorization.

511340450102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70016 (or 69999 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 511340450102 its reverse (201054043115), we get a palindrome (712394493217).

The spelling of 511340450102 in words is "five hundred eleven billion, three hundred forty million, four hundred fifty thousand, one hundred two".