511020601345 has 32 divisors (see below), whose sum is σ = 650378356992. Its totient is φ = 384670758912.

The previous prime is 511020601339. The next prime is 511020601379. The reversal of 511020601345 is 543106020115.

It is a cyclic number.

It is not a de Polignac number, because 511020601345 - 2²⁷ = 510886383617 is a prime.

It is a super-2 number, since 2×511020601345² (a number of 24 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 31 ways as a sum of consecutive naturals, for example, 2109097 + ... + 2338873.

It is an arithmetic number, because the mean of its divisors is an integer number (20324323656).

Almost surely, 2^511020601345 is an apocalyptic number.

It is an amenable number.

511020601345 is a deficient number, since it is larger than the sum of its proper divisors (139357755647).

511020601345 is a wasteful number, since it uses less digits than its factorization.

511020601345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230121.

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 511020601345 in words is "five hundred eleven billion, twenty million, six hundred one thousand, three hundred forty-five".