511010064423 has 12 divisors (see below), whose sum is σ = 740869613640. Its totient is φ = 339406930896.

The previous prime is 511010064419. The next prime is 511010064427. The reversal of 511010064423 is 324460010115.

It is a happy number.

511010064423 is a `hidden beast` number, since 5 + 1 + 1 + 0 + 10 + 0 + 644 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (511010064419) and next prime (511010064427).

It is not a de Polignac number, because 511010064423 - 2² = 511010064419 is a prime.

It is a super-2 number, since 2×511010064423² (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 (511010064427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105534561 + ... + 105539402.

It is an arithmetic number, because the mean of its divisors is an integer number (61739134470).

Almost surely, 2^511010064423 is an apocalyptic number.

511010064423 is a deficient number, since it is larger than the sum of its proper divisors (229859549217).

511010064423 is a wasteful number, since it uses less digits than its factorization.

511010064423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211074238 (or 211074235 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 511010064423 its reverse (324460010115), we get a palindrome (835470074538).

The spelling of 511010064423 in words is "five hundred eleven billion, ten million, sixty-four thousand, four hundred twenty-three".