511412306228 has 24 divisors (see below), whose sum is σ = 898669870560. Its totient is φ = 254649788000.

The previous prime is 511412306227. The next prime is 511412306257. The reversal of 511412306228 is 822603214115.

It is a super-2 number, since 2×511412306228² (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 (511412306227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7519238 + ... + 7586946.

It is an arithmetic number, because the mean of its divisors is an integer number (37444577940).

Almost surely, 2^511412306228 is an apocalyptic number.

It is an amenable number.

511412306228 is a deficient number, since it is larger than the sum of its proper divisors (387257564332).

511412306228 is a wasteful number, since it uses less digits than its factorization.

511412306228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75487 (or 75485 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 511412306228 in words is "five hundred eleven billion, four hundred twelve million, three hundred six thousand, two hundred twenty-eight".