511006345604 has 6 divisors (see below), whose sum is σ = 894261104814. Its totient is φ = 255503172800.

The previous prime is 511006345567. The next prime is 511006345631. The reversal of 511006345604 is 406543600115.

It can be written as a sum of positive squares in only one way, i.e., 465735272704 + 45271072900 = 682448^2 + 212770^2 .

It is a super-2 number, since 2×511006345604² (a number of 24 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 63875793197 + ... + 63875793204.

It is an arithmetic number, because the mean of its divisors is an integer number (149043517469).

Almost surely, 2^511006345604 is an apocalyptic number.

It is an amenable number.

511006345604 is a deficient number, since it is larger than the sum of its proper divisors (383254759210).

511006345604 is a wasteful number, since it uses less digits than its factorization.

511006345604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127751586405 (or 127751586403 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 511006345604 its reverse (406543600115), we get a palindrome (917549945719).

The spelling of 511006345604 in words is "five hundred eleven billion, six million, three hundred forty-five thousand, six hundred four".