511342975055236 has 27 divisors (see below), whose sum is σ = 917211479241477. Its totient is φ = 249434693072160.

The previous prime is 511342975055123. The next prime is 511342975055273. The reversal of 511342975055236 is 632550579243115.

It is a happy number.

The square root of 511342975055236 is 22612894.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 24639370005636 + 486703605049600 = 4963806^2 + 22061360^2 .

It is a super-2 number, since 2×511342975055236² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1854119425 + ... + 1854395191.

Almost surely, 2^{511342975055236} is an apocalyptic number.

511342975055236 is the 22612894-th square number.

It is an amenable number.

511342975055236 is a deficient number, since it is larger than the sum of its proper divisors (405868504186241).

511342975055236 is an frugal number, since it uses more digits than its factorization.

511342975055236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551620 (or 275810 counting only the distinct ones).

The product of its (nonzero) digits is 34020000, while the sum is 58.

The spelling of 511342975055236 in words is "five hundred eleven trillion, three hundred forty-two billion, nine hundred seventy-five million, fifty-five thousand, two hundred thirty-six".