511012636230512 has 80 divisors (see below), whose sum is σ = 1078172170897920. Its totient is φ = 234617155718400.

The previous prime is 511012636230469. The next prime is 511012636230527. The reversal of 511012636230512 is 215032636210115.

It is a super-2 number, since 2×511012636230512² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31341539 + ... + 44769602.

It is an arithmetic number, because the mean of its divisors is an integer number (13477152136224).

Almost surely, 2^{511012636230512} is an apocalyptic number.

511012636230512 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

511012636230512 is an abundant number, since it is smaller than the sum of its proper divisors (567159534667408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

511012636230512 is a wasteful number, since it uses less digits than its factorization.

511012636230512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76111379 (or 76111347 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 511012636230512 in words is "five hundred eleven trillion, twelve billion, six hundred thirty-six million, two hundred thirty thousand, five hundred twelve".