510540020126 has 16 divisors (see below), whose sum is σ = 766505547888. Its totient is φ = 255038241600.

The previous prime is 510540020083. The next prime is 510540020141. The reversal of 510540020126 is 621020045015.

It is a super-2 number, since 2×510540020126² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 510540020095 and 510540020104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18748661 + ... + 18775871.

It is an arithmetic number, because the mean of its divisors is an integer number (47906596743).

Almost surely, 2^510540020126 is an apocalyptic number.

510540020126 is a deficient number, since it is larger than the sum of its proper divisors (255965527762).

510540020126 is a wasteful number, since it uses less digits than its factorization.

510540020126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35387.

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

The spelling of 510540020126 in words is "five hundred ten billion, five hundred forty million, twenty thousand, one hundred twenty-six".